diff --git a/internal/core/unittest/test_get_entity_by_ids.cpp b/internal/core/unittest/test_get_entity_by_ids.cpp
index 3afd028dc6..b45ef8d4bd 100644
--- a/internal/core/unittest/test_get_entity_by_ids.cpp
+++ b/internal/core/unittest/test_get_entity_by_ids.cpp
@@ -10,9 +10,11 @@
 // or implied. See the License for the specific language governing permissions and limitations under the License
 
 #include <gtest/gtest.h>
-#include "test_utils/DataGen.h"
-#include "segcore/ScalarIndex.h"
+
 #include "query/ExprImpl.h"
+#include "segcore/ScalarIndex.h"
+#include "test_utils/DataGen.h"
+
 using namespace milvus;
 using namespace milvus::segcore;
 
diff --git a/internal/core/unittest/test_index_wrapper.cpp b/internal/core/unittest/test_index_wrapper.cpp
index e1b143e70f..c3f32bede8 100644
--- a/internal/core/unittest/test_index_wrapper.cpp
+++ b/internal/core/unittest/test_index_wrapper.cpp
@@ -9,18 +9,18 @@
 // is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 // or implied. See the License for the specific language governing permissions and limitations under the License
 
-#include <tuple>
-#include <map>
-#include <gtest/gtest.h>
 #include <google/protobuf/text_format.h>
+#include <gtest/gtest.h>
+#include <map>
+#include <tuple>
 
-#include "pb/index_cgo_msg.pb.h"
-#include "index/knowhere/knowhere/index/vector_index/helpers/IndexParameter.h"
-#include "index/knowhere/knowhere/index/vector_index/adapter/VectorAdapter.h"
 #include "indexbuilder/IndexWrapper.h"
 #include "indexbuilder/index_c.h"
-#include "test_utils/DataGen.h"
 #include "indexbuilder/utils.h"
+#include "index/knowhere/knowhere/index/vector_index/helpers/IndexParameter.h"
+#include "index/knowhere/knowhere/index/vector_index/adapter/VectorAdapter.h"
+#include "pb/index_cgo_msg.pb.h"
+#include "test_utils/DataGen.h"
 #include "test_utils/indexbuilder_test_utils.h"
 
 constexpr int64_t NB = 1000;