diff --git a/lib/send-html.js b/lib/send-html.js
index 4f9dc972..02b2adbd 100644
--- a/lib/send-html.js
+++ b/lib/send-html.js
@@ -4,7 +4,7 @@
 // License text available at https://opensource.org/licenses/MIT
 
 'use strict';
-const ejs = require('ejs');
+const handlebars = require('handlebars');
 const fs = require('fs');
 const path = require('path');
 
@@ -16,6 +16,13 @@ const compiledTemplates = {
 
 module.exports = sendHtml;
 
+/**
+ * Sends HTML response to the client.
+ *
+ * @param {Object} res - The response object.
+ * @param {Object} data - The data object to be rendered in the HTML.
+ * @param {Object} options - The options object.
+ */
 function sendHtml(res, data, options) {
   const toRender = {options, data};
   // TODO: ability to call non-default template functions from options
@@ -23,6 +30,35 @@ function sendHtml(res, data, options) {
   sendResponse(res, body);
 }
 
+/**
+ * Returns the content of a Handlebars partial file as a string.
+ * @param {string} name - The name of the Handlebars partial file.
+ * @returns {string} The content of the Handlebars partial file as a string.
+ */
+function partial(name) {
+  const partialPath = path.resolve(assetDir, `${name}.hbs`);
+  const partialContent = fs.readFileSync(partialPath, 'utf8');
+  return partialContent;
+}
+
+handlebars.registerHelper('partial', partial);
+
+/**
+ * Checks if the given property is a standard property.
+ * @param {string} prop - The property to check.
+ * @param {Object} options - The Handlebars options object.
+ * @returns {string} - The result of the Handlebars template.
+ */
+function standardProps(prop, options) {
+  const standardProps = ['name', 'statusCode', 'message', 'stack'];
+  if (standardProps.indexOf(prop) === -1) {
+    return options.fn(this);
+  }
+  return options.inverse(this);
+}
+
+handlebars.registerHelper('standardProps', standardProps);
+
 /**
  * Compile and cache the file with the `filename` key in options
  *
@@ -32,15 +68,23 @@ function sendHtml(res, data, options) {
 function compileTemplate(filepath) {
   const options = {cache: true, filename: filepath};
   const fileContent = fs.readFileSync(filepath, 'utf8');
-  return ejs.compile(fileContent, options);
+  return handlebars.compile(fileContent, options);
 }
 
-// loads and cache default error templates
+/**
+ * Loads the default error handlebars template from the asset directory and compiles it.
+ * @returns {Function} The compiled handlebars template function.
+ */
 function loadDefaultTemplates() {
-  const defaultTemplate = path.resolve(assetDir, 'default-error.ejs');
+  const defaultTemplate = path.resolve(assetDir, 'default-error.hbs');
   return compileTemplate(defaultTemplate);
 }
 
+/**
+ * Sends an HTML response with the given body to the provided response object.
+ * @param {Object} res - The response object to send the HTML response to.
+ * @param {string} body - The HTML body to send in the response.
+ */
 function sendResponse(res, body) {
   res.setHeader('Content-Type', 'text/html; charset=utf-8');
   res.end(body);
diff --git a/package-lock.json b/package-lock.json
index 8a2eef51..b45bfd21 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,8 +11,8 @@
       "dependencies": {
         "accepts": "^1.3.8",
         "debug": "^4.3.4",
-        "ejs": "^3.1.9",
         "fast-safe-stringify": "^2.1.1",
+        "handlebars": "^4.7.8",
         "http-status": "^1.7.3",
         "js2xmlparser": "^5.0.0",
         "strong-globalize": "^6.0.6"
@@ -68,9 +68,9 @@
       }
     },
     "node_modules/@eslint-community/regexpp": {
-      "version": "4.10.0",
-      "resolved": "https://registry.npmjs.org/@eslint-community/regexpp/-/regexpp-4.10.0.tgz",
-      "integrity": "sha512-Cu96Sd2By9mCNTx2iyKOmq10v22jUVQv0lQnlGNy16oE9589yE+QADPbrMGCkA51cKZSg3Pu/aTJVTGfL/qjUA==",
+      "version": "4.6.2",
+      "resolved": "https://registry.npmjs.org/@eslint-community/regexpp/-/regexpp-4.6.2.tgz",
+      "integrity": "sha512-pPTNuaAG3QMH+buKyBIGJs3g/S5y0caxw0ygM3YyE6yJFySwiGGSzA+mM3KJ8QQvzeLh3blwgSonkFjgQdxzMw==",
       "dev": true,
       "engines": {
         "node": "^12.0.0 || ^14.0.0 || >=16.0.0"
@@ -177,9 +177,9 @@
       }
     },
     "node_modules/@types/body-parser": {
-      "version": "1.19.4",
-      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.4.tgz",
-      "integrity": "sha512-N7UDG0/xiPQa2D/XrVJXjkWbpqHCd2sBaB32ggRF2l83RhPfamgKGF8gwwqyksS95qUS5ZYF9aF+lLPRlwI2UA==",
+      "version": "1.19.2",
+      "resolved": "https://registry.npmjs.org/@types/body-parser/-/body-parser-1.19.2.tgz",
+      "integrity": "sha512-ALYone6pm6QmwZoAgeyNksccT9Q4AWZQ6PvfwR37GT6r6FWUPguq6sUmNGSMV2Wr761oQoBxwGGa6DR5o1DC9g==",
       "dev": true,
       "dependencies": {
         "@types/connect": "*",
@@ -187,9 +187,9 @@
       }
     },
     "node_modules/@types/connect": {
-      "version": "3.4.37",
-      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.37.tgz",
-      "integrity": "sha512-zBUSRqkfZ59OcwXon4HVxhx5oWCJmc0OtBTK05M+p0dYjgN6iTwIL2T/WbsQZrEsdnwaF9cWQ+azOnpPvIqY3Q==",
+      "version": "3.4.35",
+      "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.35.tgz",
+      "integrity": "sha512-cdeYyv4KWoEgpBISTxWvqYsVy444DOqehiF3fM3ne10AmJ62RSyNkUnxMJXHQWRQQX2eR94m5y1IZyDwBjV9FQ==",
       "dev": true,
       "dependencies": {
         "@types/node": "*"
@@ -208,9 +208,9 @@
       }
     },
     "node_modules/@types/express-serve-static-core": {
-      "version": "4.17.39",
-      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.39.tgz",
-      "integrity": "sha512-BiEUfAiGCOllomsRAZOiMFP7LAnrifHpt56pc4Z7l9K6ACyN06Ns1JLMBxwkfLOjJRlSf06NwWsT7yzfpaVpyQ==",
+      "version": "4.17.35",
+      "resolved": "https://registry.npmjs.org/@types/express-serve-static-core/-/express-serve-static-core-4.17.35.tgz",
+      "integrity": "sha512-wALWQwrgiB2AWTT91CB62b6Yt0sNHpznUXeZEcnPU3DRdlDIz74x8Qg1UUYKSVFi+va5vKOLYRBI1bRKiLLKIg==",
       "dev": true,
       "dependencies": {
         "@types/node": "*",
@@ -220,42 +220,42 @@
       }
     },
     "node_modules/@types/http-errors": {
-      "version": "2.0.3",
-      "resolved": "https://registry.npmjs.org/@types/http-errors/-/http-errors-2.0.3.tgz",
-      "integrity": "sha512-pP0P/9BnCj1OVvQR2lF41EkDG/lWWnDyA203b/4Fmi2eTyORnBtcDoKDwjWQthELrBvWkMOrvSOnZ8OVlW6tXA==",
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/@types/http-errors/-/http-errors-2.0.1.tgz",
+      "integrity": "sha512-/K3ds8TRAfBvi5vfjuz8y6+GiAYBZ0x4tXv1Av6CWBWn0IlADc+ZX9pMq7oU0fNQPnBwIZl3rmeLp6SBApbxSQ==",
       "dev": true
     },
     "node_modules/@types/mime": {
-      "version": "1.3.4",
-      "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.4.tgz",
-      "integrity": "sha512-1Gjee59G25MrQGk8bsNvC6fxNiRgUlGn2wlhGf95a59DrprnnHk80FIMMFG9XHMdrfsuA119ht06QPDXA1Z7tw==",
+      "version": "1.3.2",
+      "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.2.tgz",
+      "integrity": "sha512-YATxVxgRqNH6nHEIsvg6k2Boc1JHI9ZbH5iWFFv/MTkchz3b1ieGDa5T0a9RznNdI0KhVbdbWSN+KWWrQZRxTw==",
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "20.8.10",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.10.tgz",
-      "integrity": "sha512-TlgT8JntpcbmKUFzjhsyhGfP2fsiz1Mv56im6enJ905xG1DAYesxJaeSbGqQmAw8OWPdhyJGhGSQGKRNJ45u9w==",
+      "version": "20.5.1",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.5.1.tgz",
+      "integrity": "sha512-4tT2UrL5LBqDwoed9wZ6N3umC4Yhz3W3FloMmiiG4JwmUJWpie0c7lcnUNd4gtMKuDEO4wRVS8B6Xa0uMRsMKg==",
       "dev": true,
       "dependencies": {
         "undici-types": "~5.26.4"
       }
     },
     "node_modules/@types/qs": {
-      "version": "6.9.9",
-      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.9.tgz",
-      "integrity": "sha512-wYLxw35euwqGvTDx6zfY1vokBFnsK0HNrzc6xNHchxfO2hpuRg74GbkEW7e3sSmPvj0TjCDT1VCa6OtHXnubsg==",
+      "version": "6.9.7",
+      "resolved": "https://registry.npmjs.org/@types/qs/-/qs-6.9.7.tgz",
+      "integrity": "sha512-FGa1F62FT09qcrueBA6qYTrJPVDzah9a+493+o2PCXsesWHIn27G98TsSMs3WPNbZIEj4+VJf6saSFpvD+3Zsw==",
       "dev": true
     },
     "node_modules/@types/range-parser": {
-      "version": "1.2.6",
-      "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.6.tgz",
-      "integrity": "sha512-+0autS93xyXizIYiyL02FCY8N+KkKPhILhcUSA276HxzreZ16kl+cmwvV2qAM/PuCCwPXzOXOWhiPcw20uSFcA==",
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/@types/range-parser/-/range-parser-1.2.4.tgz",
+      "integrity": "sha512-EEhsLsD6UsDM1yFhAvy0Cjr6VwmpMWqFBCb9w07wVugF7w9nfajxLuVmngTIpgS6svCnm6Vaw+MZhoDCKnOfsw==",
       "dev": true
     },
     "node_modules/@types/send": {
-      "version": "0.17.3",
-      "resolved": "https://registry.npmjs.org/@types/send/-/send-0.17.3.tgz",
-      "integrity": "sha512-/7fKxvKUoETxjFUsuFlPB9YndePpxxRAOfGC/yJdc9kTjTeP5kRCTzfnE8kPUKCeyiyIZu0YQ76s50hCedI1ug==",
+      "version": "0.17.1",
+      "resolved": "https://registry.npmjs.org/@types/send/-/send-0.17.1.tgz",
+      "integrity": "sha512-Cwo8LE/0rnvX7kIIa3QHCkcuF21c05Ayb0ZfxPiv0W8VRiZiNW/WuRupHKpqqGVGf7SUA44QSOUKaEd9lIrd/Q==",
       "dev": true,
       "dependencies": {
         "@types/mime": "^1",
@@ -263,9 +263,9 @@
       }
     },
     "node_modules/@types/serve-static": {
-      "version": "1.15.4",
-      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.15.4.tgz",
-      "integrity": "sha512-aqqNfs1XTF0HDrFdlY//+SGUxmdSUbjeRXb5iaZc3x0/vMbYmdw9qvOgHWOyyLFxSSRnUuP5+724zBgfw8/WAw==",
+      "version": "1.15.2",
+      "resolved": "https://registry.npmjs.org/@types/serve-static/-/serve-static-1.15.2.tgz",
+      "integrity": "sha512-J2LqtvFYCzaj8pVYKw8klQXrLLk7TBZmQ4ShlcdkELFKGwGMfevMLneMMRkMgZxotOD9wg497LpC7O8PcvAmfw==",
       "dev": true,
       "dependencies": {
         "@types/http-errors": "*",
@@ -301,9 +301,9 @@
       }
     },
     "node_modules/acorn": {
-      "version": "8.11.2",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.11.2.tgz",
-      "integrity": "sha512-nc0Axzp/0FILLEVsm4fNwLCwMttvhEI263QtVPQcbpfZZ3ts0hLsZGOpE6czNlid7CJ9MlyH8reXkpsf3YUY4w==",
+      "version": "8.10.0",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.10.0.tgz",
+      "integrity": "sha512-F0SAmZ8iUtS//m8DmCTA0jlh6TDKkHQyK6xc6V4KDTyZKA9dnvX9/3sRTVQrWm79glUAZbnmmNcdYwUIHWVybw==",
       "dev": true,
       "bin": {
         "acorn": "bin/acorn"
@@ -359,6 +359,7 @@
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
       "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
       "dependencies": {
         "color-convert": "^2.0.1"
       },
@@ -415,11 +416,6 @@
         "node": "*"
       }
     },
-    "node_modules/async": {
-      "version": "3.2.5",
-      "resolved": "https://registry.npmjs.org/async/-/async-3.2.5.tgz",
-      "integrity": "sha512-baNZyqaaLhyLVKm/DlvdW051MSgO6b8eVfIezl9E5PqWxFgzLm/wQntEW4zOytVburDEr0JlALEpdOFwvErLsg=="
-    },
     "node_modules/asynckit": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
@@ -524,14 +520,13 @@
       }
     },
     "node_modules/call-bind": {
-      "version": "1.0.5",
-      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.5.tgz",
-      "integrity": "sha512-C3nQxfFZxFRVoJoGKKI8y3MOEo129NQ+FgQ08iye+Mk4zNZZGdjfs06bVTr+DBSlA66Q2VEcMki/cUCP4SercQ==",
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.2.tgz",
+      "integrity": "sha512-7O+FbCihrB5WGbFYesctwmTKae6rOiIzmz1icreWJ+0aA7LJfuqhEso2T9ncpcFtzMQtzXf2QGGueWJGTYsqrA==",
       "dev": true,
       "dependencies": {
-        "function-bind": "^1.1.2",
-        "get-intrinsic": "^1.2.1",
-        "set-function-length": "^1.1.1"
+        "function-bind": "^1.1.1",
+        "get-intrinsic": "^1.0.2"
       },
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
@@ -580,6 +575,7 @@
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
       "integrity": "sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==",
+      "dev": true,
       "dependencies": {
         "ansi-styles": "^4.1.0",
         "supports-color": "^7.1.0"
@@ -670,6 +666,7 @@
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
       "integrity": "sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==",
+      "dev": true,
       "dependencies": {
         "color-name": "~1.1.4"
       },
@@ -680,7 +677,8 @@
     "node_modules/color-name": {
       "version": "1.1.4",
       "resolved": "https://registry.npmjs.org/color-name/-/color-name-1.1.4.tgz",
-      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA=="
+      "integrity": "sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==",
+      "dev": true
     },
     "node_modules/combined-stream": {
       "version": "1.0.8",
@@ -836,20 +834,6 @@
       "integrity": "sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==",
       "dev": true
     },
-    "node_modules/define-data-property": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/define-data-property/-/define-data-property-1.1.1.tgz",
-      "integrity": "sha512-E7uGkTzkk1d0ByLeSc6ZsFS79Axg+m1P/VsgYsxHgiuc3tFSj+MjMIwe90FC4lOAZzNBdY7kkO2P2wKdsQ1vgQ==",
-      "dev": true,
-      "dependencies": {
-        "get-intrinsic": "^1.2.1",
-        "gopd": "^1.0.1",
-        "has-property-descriptors": "^1.0.0"
-      },
-      "engines": {
-        "node": ">= 0.4"
-      }
-    },
     "node_modules/delayed-stream": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
@@ -927,20 +911,6 @@
       "integrity": "sha512-WMwm9LhRUo+WUaRN+vRuETqG89IgZphVSNkdFgeb6sS/E4OrDIN7t48CAewSHXc6C8lefD8KKfr5vY61brQlow==",
       "dev": true
     },
-    "node_modules/ejs": {
-      "version": "3.1.9",
-      "resolved": "https://registry.npmjs.org/ejs/-/ejs-3.1.9.tgz",
-      "integrity": "sha512-rC+QVNMJWv+MtPgkt0y+0rVEIdbtxVADApW9JXrUVlzHetgcyczP/E7DJmWJ4fJCZF2cPcBk0laWO9ZHMG3DmQ==",
-      "dependencies": {
-        "jake": "^10.8.5"
-      },
-      "bin": {
-        "ejs": "bin/cli.js"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/emoji-regex": {
       "version": "8.0.0",
       "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-8.0.0.tgz",
@@ -1289,33 +1259,6 @@
         "node": "^10.12.0 || >=12.0.0"
       }
     },
-    "node_modules/filelist": {
-      "version": "1.0.4",
-      "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.4.tgz",
-      "integrity": "sha512-w1cEuf3S+DrLCQL7ET6kz+gmlJdbq9J7yXCSjK/OZCPA+qEN1WyF4ZAf0YYJa4/shHJra2t/d/r8SV4Ji+x+8Q==",
-      "dependencies": {
-        "minimatch": "^5.0.1"
-      }
-    },
-    "node_modules/filelist/node_modules/brace-expansion": {
-      "version": "2.0.1",
-      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-2.0.1.tgz",
-      "integrity": "sha512-XnAIvQ8eM+kC6aULx6wuQiwVsnzsi9d3WxzV3FpWTGA19F621kwdbsAcFKXgKUHZWsy+mY6iL1sHTxWEFCytDA==",
-      "dependencies": {
-        "balanced-match": "^1.0.0"
-      }
-    },
-    "node_modules/filelist/node_modules/minimatch": {
-      "version": "5.1.6",
-      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-5.1.6.tgz",
-      "integrity": "sha512-lKwV/1brpG6mBUFHtb7NUmtABCb2WZZmm2wNiOA5hAb8VdCS4B3dtMWyvcoViccwAW/COERjXLt0zP1zXUN26g==",
-      "dependencies": {
-        "brace-expansion": "^2.0.1"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/fill-range": {
       "version": "7.0.1",
       "resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.0.1.tgz",
@@ -1387,23 +1330,22 @@
       }
     },
     "node_modules/flat-cache": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.1.1.tgz",
-      "integrity": "sha512-/qM2b3LUIaIgviBQovTLvijfyOQXPtSRnRK26ksj2J7rzPIecePUIpJsZ4T02Qg+xiAEKIs5K8dsHEd+VaKa/Q==",
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-3.0.4.tgz",
+      "integrity": "sha512-dm9s5Pw7Jc0GvMYbshN6zchCA9RgQlzzEZX3vylR9IqFfS8XciblUXOKfW6SiuJ0e13eDYZoZV5wdrev7P3Nwg==",
       "dev": true,
       "dependencies": {
-        "flatted": "^3.2.9",
-        "keyv": "^4.5.3",
+        "flatted": "^3.1.0",
         "rimraf": "^3.0.2"
       },
       "engines": {
-        "node": ">=12.0.0"
+        "node": "^10.12.0 || >=12.0.0"
       }
     },
     "node_modules/flatted": {
-      "version": "3.2.9",
-      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.9.tgz",
-      "integrity": "sha512-36yxDn5H7OFZQla0/jFJmbIKTdZAQHngCedGxiMmpNfEZM0sdEeT+WczLQrjK6D7o2aiyLYDnkw0R3JK0Qv1RQ==",
+      "version": "3.2.7",
+      "resolved": "https://registry.npmjs.org/flatted/-/flatted-3.2.7.tgz",
+      "integrity": "sha512-5nqDSxl8nn5BSNxyR3n4I6eDmbolI6WT+QqR547RwxQapgjQBmtktdP+HTBb/a/zLsbzERTONyUB5pefh5TtjQ==",
       "dev": true
     },
     "node_modules/form-data": {
@@ -1459,9 +1401,9 @@
       "integrity": "sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw=="
     },
     "node_modules/fsevents": {
-      "version": "2.3.3",
-      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.3.tgz",
-      "integrity": "sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==",
+      "version": "2.3.2",
+      "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz",
+      "integrity": "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==",
       "dev": true,
       "hasInstallScript": true,
       "optional": true,
@@ -1473,13 +1415,10 @@
       }
     },
     "node_modules/function-bind": {
-      "version": "1.1.2",
-      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.2.tgz",
-      "integrity": "sha512-7XHNxH7qX9xG5mIwxkhumTox/MIRNcOgDrxWsMt2pAr23WHp6MrRlN7FBSFpCpr+oVO0F744iUgR82nJMfG2SA==",
-      "dev": true,
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/function-bind/-/function-bind-1.1.1.tgz",
+      "integrity": "sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==",
+      "dev": true
     },
     "node_modules/get-caller-file": {
       "version": "2.0.5",
@@ -1500,15 +1439,15 @@
       }
     },
     "node_modules/get-intrinsic": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.2.tgz",
-      "integrity": "sha512-0gSo4ml/0j98Y3lngkFEot/zhiCeWsbYIlZ+uZOVgzLyLaUw7wxUL+nCTP0XJvJg1AXulJRI3UJi8GsbDuxdGA==",
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/get-intrinsic/-/get-intrinsic-1.2.1.tgz",
+      "integrity": "sha512-2DcsyfABl+gVHEfCOaTrWgyt+tb6MSEGmKq+kI5HwLbIYgjgmMcV8KQ41uaKz1xxUcn9tJtgFbQUEVcEbd0FYw==",
       "dev": true,
       "dependencies": {
-        "function-bind": "^1.1.2",
+        "function-bind": "^1.1.1",
+        "has": "^1.0.3",
         "has-proto": "^1.0.1",
-        "has-symbols": "^1.0.3",
-        "hasown": "^2.0.0"
+        "has-symbols": "^1.0.3"
       },
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
@@ -1568,9 +1507,9 @@
       }
     },
     "node_modules/globals": {
-      "version": "13.23.0",
-      "resolved": "https://registry.npmjs.org/globals/-/globals-13.23.0.tgz",
-      "integrity": "sha512-XAmF0RjlrjY23MA51q3HltdlGxUpXPvg0GioKiD9X6HD28iMjo2dKC8Vqwm7lne4GNr78+RHTfliktR6ZH09wA==",
+      "version": "13.21.0",
+      "resolved": "https://registry.npmjs.org/globals/-/globals-13.21.0.tgz",
+      "integrity": "sha512-ybyme3s4yy/t/3s35bewwXKOf7cvzfreG2lH0lZl0JB7I4GxRP2ghxOK/Nb9EkRXdbBXZLfq/p/0W2JUONB/Gg==",
       "dev": true,
       "dependencies": {
         "type-fest": "^0.20.2"
@@ -1582,42 +1521,51 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/gopd": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/gopd/-/gopd-1.0.1.tgz",
-      "integrity": "sha512-d65bNlIadxvpb/A2abVdlqKqV563juRnZ1Wtk6s1sIR8uNsXR70xqIzVqxVf1eTqDunwT2MkczEeaezCKTZhwA==",
-      "dev": true,
-      "dependencies": {
-        "get-intrinsic": "^1.1.3"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
-      }
-    },
     "node_modules/graphemer": {
       "version": "1.4.0",
       "resolved": "https://registry.npmjs.org/graphemer/-/graphemer-1.4.0.tgz",
       "integrity": "sha512-EtKwoO6kxCL9WO5xipiHTZlSzBm7WLT627TqC/uVRd0HKmq8NXyebnNYxDoBi7wt8eTWrUrKXCOVaFq9x1kgag==",
       "dev": true
     },
-    "node_modules/has-flag": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
-      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
+    "node_modules/handlebars": {
+      "version": "4.7.8",
+      "resolved": "https://registry.npmjs.org/handlebars/-/handlebars-4.7.8.tgz",
+      "integrity": "sha512-vafaFqs8MZkRrSX7sFVUdo3ap/eNiLnb4IakshzvP56X5Nr1iGKAIqdX6tMlm6HcNRIkr6AxO5jFEoJzzpT8aQ==",
+      "dependencies": {
+        "minimist": "^1.2.5",
+        "neo-async": "^2.6.2",
+        "source-map": "^0.6.1",
+        "wordwrap": "^1.0.0"
+      },
+      "bin": {
+        "handlebars": "bin/handlebars"
+      },
       "engines": {
-        "node": ">=8"
+        "node": ">=0.4.7"
+      },
+      "optionalDependencies": {
+        "uglify-js": "^3.1.4"
       }
     },
-    "node_modules/has-property-descriptors": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/has-property-descriptors/-/has-property-descriptors-1.0.1.tgz",
-      "integrity": "sha512-VsX8eaIewvas0xnvinAe9bw4WfIeODpGYikiWYLH+dma0Jw6KHYqWiWfhQlgOVK8D6PvjubK5Uc4P0iIhIcNVg==",
+    "node_modules/has": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/has/-/has-1.0.3.tgz",
+      "integrity": "sha512-f2dvO0VU6Oej7RkWJGrehjbzMAjFp5/VKPp5tTpWIV4JHHZK1/BxbFRtf/siA2SWTe09caDmVtYYzWEIbBS4zw==",
       "dev": true,
       "dependencies": {
-        "get-intrinsic": "^1.2.2"
+        "function-bind": "^1.1.1"
       },
-      "funding": {
-        "url": "https://github.com/sponsors/ljharb"
+      "engines": {
+        "node": ">= 0.4.0"
+      }
+    },
+    "node_modules/has-flag": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
+      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
       }
     },
     "node_modules/has-proto": {
@@ -1644,18 +1592,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/hasown": {
-      "version": "2.0.0",
-      "resolved": "https://registry.npmjs.org/hasown/-/hasown-2.0.0.tgz",
-      "integrity": "sha512-vUptKVTpIJhcczKBbgnS+RtcuYMB8+oNzPK2/Hp3hanz8JmpATdmmgLgSaadVREkDm+e2giHwY3ZRkyjSIDDFA==",
-      "dev": true,
-      "dependencies": {
-        "function-bind": "^1.1.2"
-      },
-      "engines": {
-        "node": ">= 0.4"
-      }
-    },
     "node_modules/he": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/he/-/he-1.2.0.tgz",
@@ -1897,23 +1833,6 @@
       "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
       "integrity": "sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw=="
     },
-    "node_modules/jake": {
-      "version": "10.8.7",
-      "resolved": "https://registry.npmjs.org/jake/-/jake-10.8.7.tgz",
-      "integrity": "sha512-ZDi3aP+fG/LchyBzUM804VjddnwfSfsdeYkwt8NcbKRvo4rFkjhs456iLFn3k2ZUWvNe4i48WACDbza8fhq2+w==",
-      "dependencies": {
-        "async": "^3.2.3",
-        "chalk": "^4.0.2",
-        "filelist": "^1.0.4",
-        "minimatch": "^3.1.2"
-      },
-      "bin": {
-        "jake": "bin/cli.js"
-      },
-      "engines": {
-        "node": ">=10"
-      }
-    },
     "node_modules/js-yaml": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
@@ -1934,12 +1853,6 @@
         "xmlcreate": "^2.0.4"
       }
     },
-    "node_modules/json-buffer": {
-      "version": "3.0.1",
-      "resolved": "https://registry.npmjs.org/json-buffer/-/json-buffer-3.0.1.tgz",
-      "integrity": "sha512-4bV5BfR2mqfQTJm+V5tPPdf+ZpuhiIvTuAB5g8kcrXOZpTT/QwwVRWBywX1ozr6lEuPdbHxwaJlm9G6mI2sfSQ==",
-      "dev": true
-    },
     "node_modules/json-schema-traverse": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
@@ -1952,15 +1865,6 @@
       "integrity": "sha512-Bdboy+l7tA3OGW6FjyFHWkP5LuByj1Tk33Ljyq0axyzdk9//JSi2u3fP1QSmd1KNwq6VOKYGlAu87CisVir6Pw==",
       "dev": true
     },
-    "node_modules/keyv": {
-      "version": "4.5.4",
-      "resolved": "https://registry.npmjs.org/keyv/-/keyv-4.5.4.tgz",
-      "integrity": "sha512-oxVHkHR/EJf2CNXnWxRLW6mg7JyCCUcG0DtEGmL2ctUo1PNTin1PUil+r/+4r5MpVgC/fn1kjsx7mjSujKqIpw==",
-      "dev": true,
-      "dependencies": {
-        "json-buffer": "3.0.1"
-      }
-    },
     "node_modules/lcid": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/lcid/-/lcid-3.1.1.tgz",
@@ -2028,12 +1932,12 @@
       }
     },
     "node_modules/loupe": {
-      "version": "2.3.7",
-      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.7.tgz",
-      "integrity": "sha512-zSMINGVYkdpYSOBmLi0D1Uo7JU9nVdQKrHxC8eYlV+9YKK9WePqAlL7lSlorG/U2Fw1w0hTBmaa/jrQ3UbPHtA==",
+      "version": "2.3.6",
+      "resolved": "https://registry.npmjs.org/loupe/-/loupe-2.3.6.tgz",
+      "integrity": "sha512-RaPMZKiMy8/JruncMU5Bt6na1eftNoo++R4Y+N2FrxkDVTrGvcyzFTsaGif4QTeKESheMGegbhw6iUAq+5A8zA==",
       "dev": true,
       "dependencies": {
-        "get-func-name": "^2.0.1"
+        "get-func-name": "^2.0.0"
       }
     },
     "node_modules/lru-cache": {
@@ -2161,6 +2065,14 @@
         "node": "*"
       }
     },
+    "node_modules/minimist": {
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
     "node_modules/mkdirp": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
@@ -2285,6 +2197,11 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/neo-async": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz",
+      "integrity": "sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw=="
+    },
     "node_modules/normalize-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
@@ -2306,9 +2223,9 @@
       }
     },
     "node_modules/object-inspect": {
-      "version": "1.13.1",
-      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.13.1.tgz",
-      "integrity": "sha512-5qoj1RUiKOMsCCNLV1CBiPYE10sziTsnmNxkAI/rZhiD63CF7IqdFGC/XzjWjpSgLf0LxXX3bDFIh0E18f6UhQ==",
+      "version": "1.12.3",
+      "resolved": "https://registry.npmjs.org/object-inspect/-/object-inspect-1.12.3.tgz",
+      "integrity": "sha512-geUvdk7c+eizMNUDkRpW1wJwgfOiOeHbxBR/hLXK1aT6zmVSO0jsQcs7fj6MGw89jC/cjGfLcNOrtMYtGqm81g==",
       "dev": true,
       "funding": {
         "url": "https://github.com/sponsors/ljharb"
@@ -2802,21 +2719,6 @@
         "node": ">= 0.8.0"
       }
     },
-    "node_modules/set-function-length": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/set-function-length/-/set-function-length-1.1.1.tgz",
-      "integrity": "sha512-VoaqjbBJKiWtg4yRcKBQ7g7wnGnLV3M8oLvVWwOk2PdYY6PEFegR1vezXR0tw6fZGF9csVakIRjrJiy2veSBFQ==",
-      "dev": true,
-      "dependencies": {
-        "define-data-property": "^1.1.1",
-        "get-intrinsic": "^1.2.1",
-        "gopd": "^1.0.1",
-        "has-property-descriptors": "^1.0.0"
-      },
-      "engines": {
-        "node": ">= 0.4"
-      }
-    },
     "node_modules/setprototypeof": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz",
@@ -2861,6 +2763,14 @@
       "resolved": "https://registry.npmjs.org/signal-exit/-/signal-exit-3.0.7.tgz",
       "integrity": "sha512-wnD2ZE+l+SPC/uoS0vXeE9L1+0wuaMqKlfz9AMUo38JsyLSBWSFcHR1Rri62LZc12vLr1gb3jl7iwQhgwpAbGQ=="
     },
+    "node_modules/source-map": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+      "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/sprintf-js": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
@@ -2995,6 +2905,7 @@
       "version": "7.2.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
       "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+      "dev": true,
       "dependencies": {
         "has-flag": "^4.0.0"
       },
@@ -3075,6 +2986,18 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/uglify-js": {
+      "version": "3.17.4",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.17.4.tgz",
+      "integrity": "sha512-T9q82TJI9e/C1TAxYvfb16xO120tMVFZrGA3f9/P4424DNu6ypK103y0GPFVa17yotwSyZW5iYXgjYHkGrJW/g==",
+      "optional": true,
+      "bin": {
+        "uglifyjs": "bin/uglifyjs"
+      },
+      "engines": {
+        "node": ">=0.8.0"
+      }
+    },
     "node_modules/undici-types": {
       "version": "5.26.5",
       "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.26.5.tgz",
@@ -3131,6 +3054,11 @@
         "node": ">= 8"
       }
     },
+    "node_modules/wordwrap": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-1.0.0.tgz",
+      "integrity": "sha512-gvVzJFlPycKc5dZN4yPkP8w7Dc37BtP1yczEneOb4uq34pXZcvrtRTmWV8W+Ume+XCxKgbjM+nevkyFPMybd4Q=="
+    },
     "node_modules/workerpool": {
       "version": "6.2.1",
       "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.2.1.tgz",
diff --git a/package.json b/package.json
index 1d78f7c1..10f7cf27 100644
--- a/package.json
+++ b/package.json
@@ -19,8 +19,8 @@
   "dependencies": {
     "accepts": "^1.3.8",
     "debug": "^4.3.4",
-    "ejs": "^3.1.9",
     "fast-safe-stringify": "^2.1.1",
+    "handlebars": "^4.7.8",
     "http-status": "^1.7.3",
     "js2xmlparser": "^5.0.0",
     "strong-globalize": "^6.0.6"
diff --git a/test/handler.test.js b/test/handler.test.js
index 2bdb92f0..9e502de8 100644
--- a/test/handler.test.js
+++ b/test/handler.test.js
@@ -607,10 +607,12 @@ describe('strong-error-handler', function() {
             expect(res.statusCode).to.eql(404);
             const body = res.error.text;
             expect(body).to.match(
-              /<title>Error&lt;img onerror=alert\(1\) src=a&gt;<\/title>/,
+              // eslint-disable-next-line max-len
+              /<title>Error&lt;img onerror&#x3D;alert\(1\) src&#x3D;a&gt;<\/title>/,
             );
             expect(body).to.match(
-              /with id &lt;img onerror=alert\(1\) src=a&gt; found for Model/,
+              // eslint-disable-next-line max-len
+              /with id &lt;img onerror&#x3D;alert\(1\) src&#x3D;a&gt; found for Model/,
             );
             done();
           });
@@ -627,7 +629,8 @@ describe('strong-error-handler', function() {
           .expect(500)
           .expect(/<title>ErrorWithProps<\/title>/)
           .expect(
-            /500(.*?)a test error message&lt;img onerror=alert\(1\) src=a&gt;/,
+            // eslint-disable-next-line max-len
+            /500(.*?)a test error message&lt;img onerror&#x3D;alert\(1\) src&#x3D;a&gt;/,
             done,
           );
       });
diff --git a/views/default-error.ejs b/views/default-error.ejs
deleted file mode 100644
index 4861d530..00000000
--- a/views/default-error.ejs
+++ /dev/null
@@ -1,25 +0,0 @@
-<html>
-  <head>
-    <meta charset='utf-8'>
-    <title><%= data.name || data.message %></title>
-    <style><%- include('style.css') %></style>
-  </head>
-  <body>
-    <div id="wrapper">
-      <h1><%= data.name %></h1>
-      <h2><em><%= data.statusCode %></em> <%= data.message %></h2>
-      <%
-        // display all the non-standard properties
-        var standardProps = ['name', 'statusCode', 'message', 'stack'];
-        for (var prop in data) {
-          if (standardProps.indexOf(prop) == -1 && data[prop]) { %>
-            <div><b><%= prop %></b>: <%= data[prop] %></div>
-          <% }
-        }
-        if (data.stack) { %>
-          <pre id="stacktrace"><%- data.stack %></pre>
-        <% }
-      %>
-    </div>
-  </body>
-</html>
diff --git a/views/default-error.hbs b/views/default-error.hbs
new file mode 100644
index 00000000..b7956384
--- /dev/null
+++ b/views/default-error.hbs
@@ -0,0 +1,25 @@
+<html>
+  <head>
+    <meta charset="utf-8" />
+    <title>{{ data.name }}{{#unless data.name}}{{ data.message }}{{/unless}}</title>
+    <style>
+      {{partial 'style'}}
+    </style>
+  </head>
+  <body>
+    <div id="wrapper">
+      <h1>{{ data.name }}</h1>
+      <h2>
+        <em>{{ data.statusCode }}</em> {{ data.message }}
+      </h2>
+      {{#each data}}
+        {{#standardProps @key}}
+          <div><b>{{@key}}</b>: {{this}}</div>
+        {{/standardProps}}
+      {{/each}}
+      {{#if data.stack}}
+        <pre id="stacktrace">{{{data.stack}}}</pre>
+      {{/if}}
+    </div>
+  </body>
+</html>
diff --git a/views/style.css b/views/style.hbs
similarity index 100%
rename from views/style.css
rename to views/style.hbs