chriswilty
diff --git a/‎packages/eslint-config-react-app/index.js
Copy file name to clipboardExpand all lines: packages/eslint-config-react-app/index.js
+1-1Lines changed: 1 addition & 1 deletion b/‎packages/eslint-config-react-app/index.js
Copy file name to clipboardExpand all lines: packages/eslint-config-react-app/index.js
+1-1Lines changed: 1 addition & 1 deletion
@@ -196,7 +196,7 @@ module.exports = {
     'react/no-deprecated': 'warn',
     'react/no-direct-mutation-state': 'warn',
     'react/no-is-mounted': 'warn',
-    'react/react-in-jsx-scope': 'warn',
+    'react/react-in-jsx-scope': 'error',
     'react/require-render-return': 'warn',
     'react/style-prop-object': 'warn',