diff --git a/.flowconfig b/.flowconfig
index 2eb01377d..c67716ede 100644
--- a/.flowconfig
+++ b/.flowconfig
@@ -20,11 +20,6 @@
 .*/Libraries/react-native/React.js
 .*/Libraries/react-native/ReactNative.js
 
-; Ignore duplicate ReactErrorUtils in react-dom/lib in React 16 alpha 4.
-; TODO (bvaughn) Remove this once we've synced to React 16 alpha 5.
-; For more info see https://phabricator.intern.facebook.com/D4747529#10
-<PROJECT_ROOT>/node_modules/react-dom/lib/ReactErrorUtils.js
-
 [include]
 
 [libs]