diff --git a/package.json b/package.json
index 9f237c21..bcd53a57 100644
--- a/package.json
+++ b/package.json
@@ -85,7 +85,7 @@
     "angular2-moment": "^1.0.0",
     "assets-webpack-plugin": "^3.4.0",
     "async": "2.5.0",
-    "core-js": "2.5.1",
+    "core-js": "2.5.2",
     "fullcalendar": "3.3.1",
     "google-material-color": "^1.2.6",
     "hammerjs": "^2.0.8",