diff --git a/package-lock.json b/package-lock.json
index 78b6910..fc7f400 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "jest-circus": "^26.6.3",
         "js-yaml": "^4.0.0",
         "ts-jest": "^26.5.4",
-        "typescript": "^4.2.3"
+        "typescript": "^4.5.4"
       }
     },
     "node_modules/@actions/core": {
@@ -10355,8 +10355,9 @@
       }
     },
     "node_modules/typescript": {
-      "version": "4.2.3",
-      "license": "Apache-2.0",
+      "version": "4.5.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
+      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg==",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -17637,7 +17638,9 @@
       }
     },
     "typescript": {
-      "version": "4.2.3"
+      "version": "4.5.4",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.5.4.tgz",
+      "integrity": "sha512-VgYs2A2QIRuGphtzFV7aQJduJ2gyfTljngLzjpfW9FoYZF6xuw1W0vW9ghCKLfcWrCFxK81CSGRAvS1pn4fIUg=="
     },
     "unbox-primitive": {
       "version": "1.0.0",
diff --git a/package.json b/package.json
index 131b6cd..91fb8bb 100644
--- a/package.json
+++ b/package.json
@@ -39,6 +39,6 @@
     "jest-circus": "^26.6.3",
     "js-yaml": "^4.0.0",
     "ts-jest": "^26.5.4",
-    "typescript": "^4.2.3"
+    "typescript": "^4.5.4"
   }
 }