diff --git a/versioned_docs/version-7.x/custom-navigators.md b/versioned_docs/version-7.x/custom-navigators.md
index 3d3e05397d..c8567fa848 100755
--- a/versioned_docs/version-7.x/custom-navigators.md
+++ b/versioned_docs/version-7.x/custom-navigators.md
@@ -81,7 +81,7 @@ function TabNavigator({
   return (
     <NavigationContent>
       <View style={[{ flexDirection: 'row' }, tabBarStyle]}>
-        {state.routes.map((route) => (
+        {state.routes.map((route, index) => (
           <Pressable
             key={route.key}
             onPress={() => {