diff --git a/.babelrc.js b/.babelrc.js
index afe37b061..aceed26eb 100644
--- a/.babelrc.js
+++ b/.babelrc.js
@@ -19,7 +19,7 @@ module.exports = {
         },
       },
     ],
-    '@babel/preset-stage-2',
+    ['@babel/preset-stage-2', { decoratorsLegacy: true }],
     '@babel/preset-flow',
     '@babel/preset-react',
   ],
diff --git a/tools/webpack.config.js b/tools/webpack.config.js
index c64ed14da..65c32dd0a 100644
--- a/tools/webpack.config.js
+++ b/tools/webpack.config.js
@@ -100,7 +100,7 @@ const config = {
             ],
             // Experimental ECMAScript proposals
             // https://babeljs.io/docs/plugins/#presets-stage-x-experimental-presets-
-            '@babel/preset-stage-2',
+            ['@babel/preset-stage-2', { decoratorsLegacy: true }],
             // Flow
             // https://github.com/babel/babel/tree/master/packages/babel-preset-flow
             '@babel/preset-flow',