diff --git a/packages/eslint-config-react-app/index.js b/packages/eslint-config-react-app/index.js
index b56b41680da..3310c9296e6 100644
--- a/packages/eslint-config-react-app/index.js
+++ b/packages/eslint-config-react-app/index.js
@@ -61,7 +61,6 @@ module.exports = {
     'default-case': ['warn', { commentPattern: '^no default$' }],
     'dot-location': ['warn', 'property'],
     eqeqeq: ['warn', 'allow-null'],
-    'guard-for-in': 'warn',
     'new-parens': 'warn',
     'no-array-constructor': 'warn',
     'no-caller': 'warn',