diff --git a/package-lock.json b/package-lock.json
index e5a6258..ffb0669 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -44,7 +44,7 @@
         "sinon": "^11.1.1",
         "supertest": "^6.1.3",
         "ts-node": "10.0.0",
-        "typescript": "4.3.4"
+        "typescript": "4.9.4"
       }
     },
     "node_modules/@babel/code-frame": {
@@ -8739,9 +8739,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
-      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true,
       "bin": {
         "tsc": "bin/tsc",
@@ -16311,9 +16311,9 @@
       }
     },
     "typescript": {
-      "version": "4.3.4",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.4.tgz",
-      "integrity": "sha512-uauPG7XZn9F/mo+7MrsRjyvbxFpzemRjKEZXS4AK83oP2KKOJPvb+9cO/gmnv8arWZvhnjVOXz7B49m1l0e9Ew==",
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.9.4.tgz",
+      "integrity": "sha512-Uz+dTXYzxXXbsFpM86Wh3dKCxrQqUcVMxwU54orwlJjOpO3ao8L7j5lH+dWfTwgCwIuM9GQ2kvVotzYJMXTBZg==",
       "dev": true
     },
     "undefsafe": {
diff --git a/package.json b/package.json
index ea693c0..db4eb05 100644
--- a/package.json
+++ b/package.json
@@ -29,7 +29,7 @@
     "sinon": "^11.1.1",
     "supertest": "^6.1.3",
     "ts-node": "10.0.0",
-    "typescript": "4.3.4"
+    "typescript": "4.9.4"
   },
   "dependencies": {
     "@octokit/core": "^3.5.1",