diff --git a/test/rust_grpc/src/generator.rs b/test/rust_grpc/src/generator.rs
index fa3d26d..cd13818 100644
--- a/test/rust_grpc/src/generator.rs
+++ b/test/rust_grpc/src/generator.rs
@@ -235,5 +235,7 @@ pub fn get_current_native_thread_id() -> i64
     return os_id::thread::get_raw_id() as i64;
 
     #[cfg(target_os = "windows")]
-    unsafe {return windows::Win32::System::Threading::GetCurrentThreadId() as i64; }
+    unsafe {
+        return windows::Win32::System::Threading::GetCurrentThreadId() as i64;
+    }
 }