diff --git a/internal/core/src/segcore/metrics_c.cpp b/internal/core/src/segcore/metrics_c.cpp
index e9d0b6a844fdfd7dfa6fec65e2c537d6ae9936ea..cffa09e1b75d7cbfc91d6eccf5cae8ac0312b13d 100644
--- a/internal/core/src/segcore/metrics_c.cpp
+++ b/internal/core/src/segcore/metrics_c.cpp
@@ -11,7 +11,7 @@
 
 #include <string>
 
-#include "knowhere/comp/prometheus_client.h"
+#include "knowhere/prometheus_client.h"
 #include "segcore/metrics_c.h"
 
 char*
diff --git a/internal/core/thirdparty/knowhere/CMakeLists.txt b/internal/core/thirdparty/knowhere/CMakeLists.txt
index b246363127cd0f48f3f43818837c2963e77bf62e..e8ba49c6a95ff064bc89cb582613e7c23303184f 100644
--- a/internal/core/thirdparty/knowhere/CMakeLists.txt
+++ b/internal/core/thirdparty/knowhere/CMakeLists.txt
@@ -11,7 +11,7 @@
 # or implied. See the License for the specific language governing permissions and limitations under the License.
 #-------------------------------------------------------------------------------
 
-set( KNOWHERE_VERSION 6af98f6 )
+set( KNOWHERE_VERSION 77e8606 )
 
 message(STATUS "Building knowhere-${KNOWHERE_SOURCE_VER} from source")
 message(STATUS ${CMAKE_BUILD_TYPE})