diff --git a/package-lock.json b/package-lock.json
index 2f03425..4112ebf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,7 +14,7 @@
         "@types/node": "14.18.29",
         "lodash": "4.17.21",
         "probot": "11.4.1",
-        "typescript": "4.1.3"
+        "typescript": "4.8.4"
       },
       "devDependencies": {
         "@types/jest": "27.5.2",
@@ -8240,9 +8240,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
-      "integrity": "sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg==",
+      "version": "4.8.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
+      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -15224,9 +15224,9 @@
       }
     },
     "typescript": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.1.3.tgz",
-      "integrity": "sha512-B3ZIOf1IKeH2ixgHhj6la6xdwR9QrLC5d1VKeCSY4tvkqhF2eqd9O7txNlS0PO3GrBAFIdr3L1ndNwteUbZLYg=="
+      "version": "4.8.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.8.4.tgz",
+      "integrity": "sha512-QCh+85mCy+h0IGff8r5XWzOVSbBO+KfeYrMQh7NJ58QujwcE22u+NUSmUxqF+un70P9GXKxa2HCNiTTMJknyjQ=="
     },
     "uglify-js": {
       "version": "3.14.2",
diff --git a/package.json b/package.json
index a368ded..0c81ccf 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "@types/node": "14.18.29",
     "lodash": "4.17.21",
     "probot": "11.4.1",
-    "typescript": "4.1.3"
+    "typescript": "4.8.4"
   },
   "devDependencies": {
     "@types/jest": "27.5.2",