diff --git a/kclvm/tools/src/LSP/src/find_refs.rs b/kclvm/tools/src/LSP/src/find_refs.rs
index fe1376d3f..3a9d8e7a8 100644
--- a/kclvm/tools/src/LSP/src/find_refs.rs
+++ b/kclvm/tools/src/LSP/src/find_refs.rs
@@ -66,7 +66,13 @@ pub(crate) fn find_refs_from_def<F: Fn(String) -> Result<(), anyhow::Error>>(
 ) -> Vec<Location> {
     let mut ref_locations = vec![];
     for (_, word_index) in &mut *word_index_map.write() {
-        if let Some(locs) = word_index.get(name.as_str()).cloned() {
+        if let Some(mut locs) = word_index.get(name.as_str()).cloned() {
+            if locs.len() >= 20 {
+                let _ = logger(format!(
+                    "Found more than 20 matched symbols, only the first 20 will be processed"
+                ));
+                locs = locs[0..20].to_vec();
+            }
             let matched_locs: Vec<Location> = locs
                 .into_iter()
                 .filter(|ref_loc| {
diff --git a/kclvm/tools/src/LSP/src/tests.rs b/kclvm/tools/src/LSP/src/tests.rs
index 85d93e7ee..7bd86fe24 100644
--- a/kclvm/tools/src/LSP/src/tests.rs
+++ b/kclvm/tools/src/LSP/src/tests.rs
@@ -1551,9 +1551,12 @@ fn lsp_invalid_subcommand_test() {
 
 #[test]
 fn find_refs_test() {
-    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+        .join("src")
+        .join("test_data")
+        .join("find_refs_test");
     let mut path = root.clone();
-    path.push("src/test_data/find_refs_test/main.k");
+    path.push("main.k");
 
     let path = path.to_str().unwrap();
     let src = std::fs::read_to_string(path).unwrap();
@@ -1641,9 +1644,12 @@ fn find_refs_test() {
 
 #[test]
 fn find_refs_with_file_change_test() {
-    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+        .join("src")
+        .join("test_data")
+        .join("find_refs_test");
     let mut path = root.clone();
-    path.push("src/test_data/find_refs_test/main.k");
+    path.push("main.k");
 
     let path = path.to_str().unwrap();
     let src = std::fs::read_to_string(path).unwrap();
@@ -1742,11 +1748,14 @@ p2 = Person {
 
 #[test]
 fn rename_test() {
-    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
+    let root = PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+        .join("src")
+        .join("test_data")
+        .join("rename_test");
     let mut path = root.clone();
     let mut main_path = root.clone();
-    path.push("src/test_data/rename_test/pkg/vars.k");
-    main_path.push("src/test_data/rename_test/main.k");
+    path.push("pkg/vars.k");
+    main_path.push("main.k");
 
     let path = path.to_str().unwrap();
     let src = std::fs::read_to_string(path).unwrap();