diff --git a/package.json b/package.json
index 6ef8642..57af7bf 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "@types/node": "^10.12.7",
     "codelyzer": "4.5.0",
     "commitizen": "^3.0.0",
-    "core-js": "^2.4.1",
+    "core-js": "^3.0.0",
     "coveralls": "^3.0.0",
     "cz-conventional-changelog": "^2.0.0",
     "glob": "^7.1.3",