diff --git a/core/src/dog_segment/collection_c.cpp b/core/src/dog_segment/collection_c.cpp
index ab533d5ebe..15d8d96ec1 100644
--- a/core/src/dog_segment/collection_c.cpp
+++ b/core/src/dog_segment/collection_c.cpp
@@ -22,7 +22,7 @@ DeleteCollection(CCollection collection) {
   delete col;
 }
 
-void UpdateIndexs(CCollection c_collection, const char *index_string) {
+void UpdateIndexes(CCollection c_collection, const char *index_string) {
   auto c = (milvus::dog_segment::Collection*)c_collection;
   std::string s(index_string);
   c->CreateIndex(s);
diff --git a/core/src/dog_segment/collection_c.h b/core/src/dog_segment/collection_c.h
index 59e7520c04..e505b7f38d 100644
--- a/core/src/dog_segment/collection_c.h
+++ b/core/src/dog_segment/collection_c.h
@@ -10,7 +10,7 @@ NewCollection(const char* collection_name, const char* schema_conf);
 void
 DeleteCollection(CCollection collection);
 
-void UpdateIndexs(CCollection c_collection, const char *index_string);
+void UpdateIndexes(CCollection c_collection, const char *index_string);
 
 #ifdef __cplusplus
 }
diff --git a/core/src/dog_segment/segment_c.cpp b/core/src/dog_segment/segment_c.cpp
index 68004e3542..9657179100 100644
--- a/core/src/dog_segment/segment_c.cpp
+++ b/core/src/dog_segment/segment_c.cpp
@@ -1,6 +1,7 @@
 #include <cstring>
 
 #include "SegmentBase.h"
+#include "Collection.h"
 #include "segment_c.h"
 #include "Partition.h"
 #include <knowhere/index/vector_index/VecIndex.h>
@@ -162,9 +163,10 @@ Close(CSegmentBase c_segment) {
 }
 
 int
-BuildIndex(CSegmentBase c_segment) {
+BuildIndex(CCollection c_collection, CSegmentBase c_segment) {
+    auto collection = (milvus::dog_segment::Collection*)c_collection;
     auto segment = (milvus::dog_segment::SegmentBase*)c_segment;
-    auto status = segment->BuildIndex(nullptr);
+    auto status = segment->BuildIndex(collection->get_index());
     return status.code();
 }
 
diff --git a/core/src/dog_segment/segment_c.h b/core/src/dog_segment/segment_c.h
index 116f6de2e2..4713daa78f 100644
--- a/core/src/dog_segment/segment_c.h
+++ b/core/src/dog_segment/segment_c.h
@@ -68,7 +68,7 @@ int
 Close(CSegmentBase c_segment);
 
 int
-BuildIndex(CSegmentBase c_segment);
+BuildIndex(CCollection c_collection, CSegmentBase c_segment);
 
 bool
 IsOpened(CSegmentBase c_segment);