diff --git a/package.json b/package.json
index f4c02b0..e9db454 100644
--- a/package.json
+++ b/package.json
@@ -31,7 +31,7 @@
   "devDependencies": {
     "@babel/cli": "^7.8.3",
     "@babel/core": "^7.8.0",
-    "@babel/polyfill": "^7.6.0",
+    "@babel/polyfill": "^7.8.3",
     "@babel/preset-env": "^7.6.2",
     "@babel/register": "^7.6.2",
     "ava": "^2.4.0",