diff --git a/volo-build/src/thrift_backend.rs b/volo-build/src/thrift_backend.rs
index 100cf627..ef07cff8 100644
--- a/volo-build/src/thrift_backend.rs
+++ b/volo-build/src/thrift_backend.rs
@@ -376,16 +376,16 @@ impl VoloThriftBackend {
     }
 
     fn write_item(stream: &mut String, base_dir: &Path, name: String, impl_str: String) {
-        let req_recv_buf = base_dir.join(&name);
-        let req_recv_file = req_recv_buf.as_path();
-        Self::write_file(req_recv_file, impl_str);
+        let path_buf = base_dir.join(&name);
+        let path = path_buf.as_path();
+        Self::write_file(path, impl_str);
         stream.push_str(format!("include!(\"{}\");", &name).as_str());
     }
 
     fn write_file(path: &Path, stream: String) {
-        let mut req_file_writer = std::io::BufWriter::new(std::fs::File::create(path).unwrap());
-        req_file_writer.write_all(stream.as_bytes()).unwrap();
-        req_file_writer.flush().unwrap();
+        let mut file_writer = std::io::BufWriter::new(std::fs::File::create(path).unwrap());
+        file_writer.write_all(stream.as_bytes()).unwrap();
+        file_writer.flush().unwrap();
         pilota_build::fmt::fmt_file(path);
     }