diff --git a/cpp/.gitignore b/cpp/.gitignore
index 03149cde32..6c2602d341 100644
--- a/cpp/.gitignore
+++ b/cpp/.gitignore
@@ -7,4 +7,4 @@ lcov_out/
 base.info
 output.info
 output_new.info
-server.info
\ No newline at end of file
+server.info
diff --git a/cpp/src/CMakeLists.txt b/cpp/src/CMakeLists.txt
index 7a1442cbef..81a085b153 100644
--- a/cpp/src/CMakeLists.txt
+++ b/cpp/src/CMakeLists.txt
@@ -209,6 +209,7 @@ install(TARGETS milvus_server DESTINATION bin)
 
 install(FILES
         ${CMAKE_BINARY_DIR}/knowhere_ep-prefix/src/knowhere_ep/lib/${CMAKE_SHARED_LIBRARY_PREFIX}tbb${CMAKE_SHARED_LIBRARY_SUFFIX}
+        ${CMAKE_BINARY_DIR}/knowhere_ep-prefix/src/knowhere_ep/lib/${CMAKE_SHARED_LIBRARY_PREFIX}tbb${CMAKE_SHARED_LIBRARY_SUFFIX}.2
         ${CMAKE_BINARY_DIR}/mysqlpp_ep-prefix/src/mysqlpp_ep/lib/${CMAKE_SHARED_LIBRARY_PREFIX}mysqlpp${CMAKE_SHARED_LIBRARY_SUFFIX}
         ${CMAKE_BINARY_DIR}/mysqlpp_ep-prefix/src/mysqlpp_ep/lib/${CMAKE_SHARED_LIBRARY_PREFIX}mysqlpp${CMAKE_SHARED_LIBRARY_SUFFIX}.3
         ${CMAKE_BINARY_DIR}/mysqlpp_ep-prefix/src/mysqlpp_ep/lib/${CMAKE_SHARED_LIBRARY_PREFIX}mysqlpp${CMAKE_SHARED_LIBRARY_SUFFIX}.3.2.4
diff --git a/cpp/thirdparty/knowhere b/cpp/thirdparty/knowhere
index 3a052d063f..c3123501d6 160000
--- a/cpp/thirdparty/knowhere
+++ b/cpp/thirdparty/knowhere
@@ -1 +1 @@
-Subproject commit 3a052d063ff9b360529a4a120f9703f00c603437
+Subproject commit c3123501d62f69f9eacaa73ee96c0daeb24620a5