diff --git a/be/src/olap/tablet_schema.cpp b/be/src/olap/tablet_schema.cpp
index a0c3ecdfcb491bf..c4f96e2214853dc 100644
--- a/be/src/olap/tablet_schema.cpp
+++ b/be/src/olap/tablet_schema.cpp
@@ -906,7 +906,7 @@ void TabletColumn::append_sparse_column(TabletColumn column) {
     _num_sparse_columns++;
 }
 
-void TabletSchema::append_index(TabletIndex index) {
+void TabletSchema::append_index(TabletIndex&& index) {
     _indexes.push_back(std::move(index));
 }
 
diff --git a/be/src/olap/tablet_schema.h b/be/src/olap/tablet_schema.h
index 9f0ce351f37cdc5..5fb3deafd773193 100644
--- a/be/src/olap/tablet_schema.h
+++ b/be/src/olap/tablet_schema.h
@@ -323,7 +323,7 @@ class TabletSchema : public MetadataAdder<TabletSchema> {
     }
     void to_schema_pb(TabletSchemaPB* tablet_meta_pb) const;
     void append_column(TabletColumn column, ColumnType col_type = ColumnType::NORMAL);
-    void append_index(TabletIndex index);
+    void append_index(TabletIndex&& index);
     void update_index(const TabletColumn& column, const IndexType& index_type, TabletIndex&& index);
     void remove_index(int64_t index_id);
     void clear_index();