diff --git a/package-lock.json b/package-lock.json
index 55b5333..9259fc3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1673,9 +1673,9 @@
       "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": "4.9.3",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.3.tgz",
+      "integrity": "sha512-CIfGzTelbKNEnLpLdGFgdyKhG23CKdKgQPOBc+OUNrkJ2vr+KSzsSV5kq5iWhEQbok+quxgGzrAtGWCyU7tHnA==",
       "dev": true
     },
     "unbox-primitive": {
diff --git a/package.json b/package.json
index b385021..5308180 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
   "devDependencies": {
     "eslint": "^8.11.0",
     "eslint-config-etherpad": "^3.0.9",
-    "typescript": "^4.6.2"
+    "typescript": "^4.9.3"
   },
   "scripts": {
     "lint": "eslint .",