diff --git a/package-lock.json b/package-lock.json
index a47d70e..c987621 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@excaliburjs/testing": "0.25.1",
         "copy-webpack-plugin": "10.2.0",
         "ts-loader": "9.2.6",
-        "typescript": "4.5.4",
+        "typescript": "4.9.5",
         "webpack": "5.88.2",
         "webpack-cli": "5.1.4",
         "webpack-dev-server": "4.15.1"
@@ -4017,9 +4017,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
-      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -7583,9 +7583,9 @@
       }
     },
     "typescript": {
-      "version": "4.5.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
-      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true
     },
     "unbzip2-stream": {
diff --git a/package.json b/package.json
index 590459f..63d9f16 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "@excaliburjs/testing": "0.25.1",
     "copy-webpack-plugin": "10.2.0",
     "ts-loader": "9.2.6",
-    "typescript": "4.5.4",
+    "typescript": "4.9.5",
     "webpack": "5.88.2",
     "webpack-cli": "5.1.4",
     "webpack-dev-server": "4.15.1"