diff --git a/package.json b/package.json
index 34d374c..fff0f9c 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
   "author": "George Chung <Gerhut@GMail.com>",
   "license": "MIT",
   "devDependencies": {
-    "@babel/core": "^7.4.0",
+    "@babel/core": "^7.8.0",
     "@babel/preset-env": "^7.7.4",
     "babel-jest": "^24.9.0",
     "babel-plugin-tester": "^8.0.0",