diff --git a/package.json b/package.json
index ec4aa667c..93904014f 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "js-yaml": "4.1.0",
     "prettier": "2.7.1",
     "ts-jest": "27.1.5",
-    "typescript": "3.9.10"
+    "typescript": "5.4.5"
   },
   "dependencies": {
     "@actions/core": "1.9.0",
diff --git a/yarn.lock b/yarn.lock
index 904f39b53..557ce00d8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5476,10 +5476,10 @@ typedarray-to-buffer@^3.1.5:
   dependencies:
     is-typedarray "^1.0.0"
 
-typescript@3.9.10:
-  version "3.9.10"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.10.tgz#70f3910ac7a51ed6bef79da7800690b19bf778b8"
-  integrity sha512-w6fIxVE/H1PkLKcCPsFqKE7Kv7QUwhU8qQY2MueZXWx5cPZdwFupLgKK3vntcK98BtNHZtAF4LA/yl2a7k8R6Q==
+typescript@5.4.5:
+  version "5.4.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-5.4.5.tgz#42ccef2c571fdbd0f6718b1d1f5e6e5ef006f611"
+  integrity sha512-vcI4UpRgg81oIRUFwR0WSIHKt11nJ7SAVlYNIu+QpqeyXP+gpQJy/Z4+F0aGxSE4MqwjyXvW/TzgkLAx2AGHwQ==
 
 typescript@^4.6.4:
   version "4.7.4"