diff --git a/package.json b/package.json
index 5a7665f..7ea1ce1 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "jest-circus": "^29.3.1",
     "nock": "^13.2.9",
     "ts-jest": "^28.0.4",
-    "typescript": "^4.7.3"
+    "typescript": "^5.4.2"
   },
   "dependencies": {
     "@actions/core": "^1.10.0",
diff --git a/yarn.lock b/yarn.lock
index 55013c4..c56b4d6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4353,10 +4353,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@^4.7.3:
-  version "4.7.3"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.7.3.tgz#8364b502d5257b540f9de4c40be84c98e23a129d"
-  integrity sha512-WOkT3XYvrpXx4vMMqlD+8R8R37fZkjyLGlxavMc4iB8lrl8L0DeTcHbYgw/v0N/z9wAFsgBhcsF0ruoySS22mA==
+typescript@^5.4.2:
+  version "5.4.2"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.4.2.tgz#0ae9cebcfae970718474fe0da2c090cad6577372"
+  integrity sha512-+2/g0Fds1ERlP6JsakQQDXjZdZMM+rqpamFZJEKh4kwTIn3iDkgKtby0CeNd5ATNZ4Ry1ax15TMx0W2V+miizQ==
 
 unique-string@^2.0.0:
   version "2.0.0"