diff --git a/internal/core/src/segcore/Collection.cpp b/internal/core/src/segcore/Collection.cpp
index 3f4db0156d..df837c07bf 100644
--- a/internal/core/src/segcore/Collection.cpp
+++ b/internal/core/src/segcore/Collection.cpp
@@ -43,7 +43,6 @@ Collection::parse() {
 
     collection_name_ = collection_schema.name();
     schema_ = Schema::ParseFrom(collection_schema);
-    int i = 1 + 1;
 }
 
 }  // namespace milvus::segcore