diff --git a/package.json b/package.json
index 2a665d3..fa6c43a 100644
--- a/package.json
+++ b/package.json
@@ -7,9 +7,6 @@
     "url": "https://github.com/webmodules/element-scroll-to.git"
   },
   "version": "1.1.0",
-  "dependencies": {
-    "core-js": "0.4.4"
-  },
   "devDependencies": {
     "6to5": "2.12.0",
     "browserify": "8.1.0"