diff --git a/kclvm/tools/src/LSP/src/request.rs b/kclvm/tools/src/LSP/src/request.rs
index 62b5466ab..428c7cb5a 100644
--- a/kclvm/tools/src/LSP/src/request.rs
+++ b/kclvm/tools/src/LSP/src/request.rs
@@ -178,7 +178,7 @@ pub(crate) fn handle_reference(
         snapshot.word_index_map.clone(),
         Some(snapshot.vfs.clone()),
         log,
-        &db.gs
+        &db.gs,
     ) {
         core::result::Result::Ok(locations) => Ok(Some(locations)),
         Err(msg) => {