diff --git a/crates/oxc_linter/src/rules/typescript/no_unnecessary_type_conversion.rs b/crates/oxc_linter/src/rules/typescript/no_unnecessary_type_conversion.rs
index f1b98c5a5ae5b..85b666210e5c7 100644
--- a/crates/oxc_linter/src/rules/typescript/no_unnecessary_type_conversion.rs
+++ b/crates/oxc_linter/src/rules/typescript/no_unnecessary_type_conversion.rs
@@ -28,7 +28,7 @@ declare_oxc_lint!(
     /// ```
     NoUnnecessaryTypeConversion(tsgolint),
     typescript,
-    nursery,
+    suspicious,
 );
 
 impl Rule for NoUnnecessaryTypeConversion {}