diff --git a/cpp/build.sh b/cpp/build.sh
index ef66a0c375af677abd729d8668049698d1995c57..edfe9305bedf6e4e73c8148e5989078d4e98fdd8 100755
--- a/cpp/build.sh
+++ b/cpp/build.sh
@@ -8,7 +8,7 @@ MAKE_CLEAN="OFF"
 BUILD_COVERAGE="OFF"
 DB_PATH="/opt/milvus"
 PROFILING="OFF"
-BUILD_FAISS_WITH_MKL="ON"
+BUILD_FAISS_WITH_MKL="OFF"
 
 while getopts "p:d:t:uhlrcgm" arg
 do
diff --git a/cpp/cmake/ThirdPartyPackages.cmake b/cpp/cmake/ThirdPartyPackages.cmake
index 837d6bd4701dcdd257848ad3f4bd1ae4ce712ee3..fed5dece88c122b402966a888f98e6b4ccb32e12 100644
--- a/cpp/cmake/ThirdPartyPackages.cmake
+++ b/cpp/cmake/ThirdPartyPackages.cmake
@@ -700,7 +700,7 @@ endmacro()
 # FAISS
 
 if(NOT DEFINED BUILD_FAISS_WITH_MKL)
-    set(BUILD_FAISS_WITH_MKL ON)
+    set(BUILD_FAISS_WITH_MKL OFF)
 endif()
 
 if(EXISTS "/proc/cpuinfo")