diff --git a/pagefind_ui/modular/package-lock.json b/pagefind_ui/modular/package-lock.json
index 7bd27982..c7efe9c3 100644
--- a/pagefind_ui/modular/package-lock.json
+++ b/pagefind_ui/modular/package-lock.json
@@ -12,7 +12,7 @@
         "bcp-47": "^2.1.0",
         "esbuild": "^0.19.0",
         "esbuild-plugin-import-glob": "^0.1.1",
-        "typescript": "^5.2.2"
+        "typescript": "^5.3.3"
       }
     },
     "node_modules/@esbuild/android-arm": {
@@ -688,9 +688,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
-      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -1077,9 +1077,9 @@
       }
     },
     "typescript": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.2.2.tgz",
-      "integrity": "sha512-mI4WrpHsbCIcwT9cF4FZvr80QUeKvsUsUvKDoR+X/7XHQH98xYD8YHZg7ANtz2GtZt/CBq2QJ0thkGJMHfqc1w==",
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.3.3.tgz",
+      "integrity": "sha512-pXWcraxM0uxAS+tN0AG/BF2TyqmHO014Z070UsJ+pFvYuRSq8KH8DmWpnbXe0pEPDHXZV3FcAbJkijJ5oNEnWw==",
       "dev": true
     }
   }
diff --git a/pagefind_ui/modular/package.json b/pagefind_ui/modular/package.json
index 208dad44..31c2c2d2 100644
--- a/pagefind_ui/modular/package.json
+++ b/pagefind_ui/modular/package.json
@@ -14,7 +14,7 @@
     "bcp-47": "^2.1.0",
     "esbuild": "^0.19.0",
     "esbuild-plugin-import-glob": "^0.1.1",
-    "typescript": "^5.2.2"
+    "typescript": "^5.3.3"
   },
   "files": [
     "npm_dist/**",