diff --git a/crates/oxc_linter/src/rules/unicorn/prefer_array_flat_map.rs b/crates/oxc_linter/src/rules/unicorn/prefer_array_flat_map.rs
index 09b37c1e35293..8d1b7d2725aa4 100644
--- a/crates/oxc_linter/src/rules/unicorn/prefer_array_flat_map.rs
+++ b/crates/oxc_linter/src/rules/unicorn/prefer_array_flat_map.rs
@@ -39,7 +39,7 @@ declare_oxc_lint!(
     /// ```
     PreferArrayFlatMap,
     unicorn,
-    style,
+    perf,
     fix
 );