diff --git a/packages/metro/package.json b/packages/metro/package.json
index 40566108..5e857a9d 100644
--- a/packages/metro/package.json
+++ b/packages/metro/package.json
@@ -55,7 +55,7 @@
     "babel-preset-fbjs": "^2.1.4",
     "babel-preset-react-native": "^5.0.0",
     "babel-register": "^6.24.1",
-    "babylon": "^6.18.0",
+    "babylon": "7.0.0-beta.40",
     "chalk": "^1.1.1",
     "concat-stream": "^1.6.0",
     "connect": "^3.6.5",
@@ -74,9 +74,9 @@
     "left-pad": "^1.1.3",
     "lodash.throttle": "^4.1.1",
     "merge-stream": "^1.0.1",
+    "metro-babel-register": "0.36.1",
     "metro-babel7-plugin-react-transform": "0.36.1",
     "metro-babylon7": "0.36.1",
-    "metro-babel-register": "0.36.1",
     "metro-cache": "0.36.1",
     "metro-core": "0.36.1",
     "metro-minify-uglify": "0.36.1",