diff --git a/internal/core/unittest/test_segcore.cpp b/internal/core/unittest/test_segcore.cpp
index 1449a642ef..8adc9b9e67 100644
--- a/internal/core/unittest/test_segcore.cpp
+++ b/internal/core/unittest/test_segcore.cpp
@@ -12,8 +12,8 @@
 #include <gtest/gtest.h>
 #include <random>
 #include <string>
+
 #include "segcore/SegmentGrowing.h"
-#include "test_utils/DataGen.h"
 
 using namespace milvus;