[core] Fix umd build

mui · Feb 6, 2019 · 6f12753 · 6f12753
1 parent 8d95627
commit 6f12753
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/material-ui/scripts/rollup.config.js b/packages/material-ui/scripts/rollup.config.js
@@ -21,7 +21,7 @@ const commonjsOptions = {
   ignoreGlobal: true,
   include: /node_modules/,
   namedExports: {
-    '../../node_modules/react-is/index.js': ['isValidElementType'],
+    '../../node_modules/react-is/index.js': ['ForwardRef', 'isValidElementType'],
   },
 };