diff --git a/package-lock.json b/package-lock.json
index 0d54f07..ae1d0bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,9 +5,9 @@
   "requires": true,
   "dependencies": {
     "core-js": {
-      "version": "2.6.12",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.12.tgz",
-      "integrity": "sha512-Kb2wC0fvsWfQrgk8HU5lW6U/Lcs8+9aaYcy4ZFc6DDlo4nZ7n70dEgE5rtR0oG6ufKDUnrwfWL1mXR5ljDatrQ=="
+      "version": "3.27.1",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-3.27.1.tgz",
+      "integrity": "sha512-GutwJLBChfGCpwwhbYoqfv03LAfmiz7e7D/BNxzeMxwQf10GRSzqiOjx7AmtEk+heiD/JWmBuyBPgFtx0Sg1ww=="
     }
   }
 }
diff --git a/package.json b/package.json
index a392013..b767e0a 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,6 @@
   },
   "homepage": "https://github.com/nwtgck/use-actions-netlify#readme",
   "dependencies": {
-    "core-js": "^2.6.12"
+    "core-js": "^3.27.1"
   }
 }