diff --git a/package.json b/package.json
index 720248cc9d..0a3b898573 100644
--- a/package.json
+++ b/package.json
@@ -138,7 +138,7 @@
   "devDependencies": {
     "@babel/plugin-external-helpers": "7.0.0-rc.2",
     "@babel/polyfill": "7.0.0-rc.2",
-    "@babel/preset-env": "^7.0.0-rc.2",
+    "@babel/preset-env": "7.0.0-rc.2",
     "babel-core": "^7.0.0-0",
     "babel-eslint": "^9.0.0-beta",
     "babel-jest": "^23.4.2",
diff --git a/yarn.lock b/yarn.lock
index 64c6a9324c..66f4ce1f75 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -560,7 +560,7 @@
     core-js "^2.5.7"
     regenerator-runtime "^0.11.1"
 
-"@babel/preset-env@7.0.0-rc.2", "@babel/preset-env@^7.0.0-rc.2":
+"@babel/preset-env@7.0.0-rc.2":
   version "7.0.0-rc.2"
   resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.0.0-rc.2.tgz#66f7ed731234b67ee9a6189f1df60203873ac98b"
   dependencies: