diff --git a/packages/core/client/src/schema-component/antd/select/Select.tsx b/packages/core/client/src/schema-component/antd/select/Select.tsx
index 9207a1bc73..3d9784817b 100644
--- a/packages/core/client/src/schema-component/antd/select/Select.tsx
+++ b/packages/core/client/src/schema-component/antd/select/Select.tsx
@@ -122,7 +122,7 @@ const InternalSelect = connect(
         }
         return undefined;
       }
-      return v ? v.toString() : v;
+      return v;
     };
     return (
       <AntdSelect