diff --git a/package-overrides/npm/babel-runtime@5.0.0.json b/package-overrides/npm/babel-runtime@5.0.0.json
index 2332c61..93795b2 100644
--- a/package-overrides/npm/babel-runtime@5.0.0.json
+++ b/package-overrides/npm/babel-runtime@5.0.0.json
@@ -1,4 +1,7 @@
 {
   "main": false,
-  "dependencies": {}
+  "dependencies": {},
+  "optionalDependencies": {
+    "core-js": "@^1.2.0"
+  }
 }