diff --git a/package-lock.json b/package-lock.json
index 1737138..7ad281b 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2073,9 +2073,9 @@
       "dev": true
     },
     "typescript": {
-      "version": "4.6.2",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.6.2.tgz",
-      "integrity": "sha512-HM/hFigTBHZhLXshn9sN37H085+hQGeJHJ/X7LpBWLID/fbc2acUMfU+lGD98X81sKP+pFa9f0DZmCwB9GnbAg==",
+      "version": "4.9.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.5.tgz",
+      "integrity": "sha512-1FXk9E2Hm+QzZQ7z+McJiHL4NW1F2EzMu9Nq9i3zAaGqibafqYwCVU6WyWAuyQRRzOlxou8xZSyXLEN8oKj24g==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/package.json b/package.json
index cac75d7..252e0e7 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "eslint": "^8.11.0",
     "eslint-config-etherpad": "^3.0.9",
     "mocha": "^9.2.2",
-    "typescript": "^4.6.2"
+    "typescript": "^4.9.5"
   },
   "scripts": {
     "lint": "eslint .",