diff --git a/package-lock.json b/package-lock.json
index b8ecac4fe..46817495e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -55,7 +55,7 @@
         "nock": "^12.0.3",
         "removeNPMAbsolutePaths": "2.0.0",
         "sinon": "^9.0.2",
-        "typescript": "^3.7.5"
+        "typescript": "^4.3.5"
       }
     },
     "node_modules/@actions/artifact": {
@@ -5098,9 +5098,10 @@
       }
     },
     "node_modules/typescript": {
-      "version": "3.7.5",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true,
-      "license": "Apache-2.0",
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -8701,7 +8702,9 @@
       }
     },
     "typescript": {
-      "version": "3.7.5",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-4.3.5.tgz",
+      "integrity": "sha512-DqQgihaQ9cUrskJo9kIyW/+g0Vxsk8cDtZ52a3NGh0YNTfpUSArXSohyUGnvbPazEPLu398C0UxmKSOrPumUzA==",
       "dev": true
     },
     "unique-string": {
diff --git a/package.json b/package.json
index 0837b3a45..4e655f75c 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "nock": "^12.0.3",
     "removeNPMAbsolutePaths": "2.0.0",
     "sinon": "^9.0.2",
-    "typescript": "^3.7.5"
+    "typescript": "^4.3.5"
   },
   "resolutions": {
     "glob-parent": ">=5.1.2",