diff --git a/ci/jenkins/step/build.groovy b/ci/jenkins/step/build.groovy
index 9034c936ecd4f327182c3f149da556a271c9cbc8..6bf505240043ebcc59bb33fe037d94787ce24893 100644
--- a/ci/jenkins/step/build.groovy
+++ b/ci/jenkins/step/build.groovy
@@ -2,6 +2,7 @@ timeout(time: 60, unit: 'MINUTES') {
     dir ("ci/scripts") {
         withCredentials([usernamePassword(credentialsId: "${params.JFROG_CREDENTIALS_ID}", usernameVariable: 'USERNAME', passwordVariable: 'PASSWORD')]) {
             def checkResult = sh(script: "./check_ccache.sh -l ${params.JFROG_ARTFACTORY_URL}/ccache", returnStatus: true)
+
             if ("${BINRARY_VERSION}" == "gpu") {
                 sh "/bin/bash --login -c \". ./before-install.sh && ./build.sh -t ${params.BUILD_TYPE} -o ${env.MILVUS_INSTALL_PREFIX} -l -g -u -c\""
             } else {
diff --git a/ci/scripts/build.sh b/ci/scripts/build.sh
index e0b639feb469f8c9b9e52f0bf1a01ff4e8530a3b..b440edff0205d7ecdf7d0359fcf67cec89cbab1c 100755
--- a/ci/scripts/build.sh
+++ b/ci/scripts/build.sh
@@ -17,6 +17,7 @@ BUILD_UNITTEST="OFF"
 INSTALL_PREFIX="/var/lib/milvus"
 FAISS_ROOT=""
 PRIVILEGES="OFF"
+CUSTOMIZATION="OFF" # default use origin faiss
 BUILD_COVERAGE="OFF"
 USE_JFROG_CACHE="OFF"
 RUN_CPPLINT="OFF"
@@ -24,7 +25,7 @@ GPU_VERSION="OFF"
 WITH_MKL="OFF"
 CUDA_COMPILER=/usr/local/cuda/bin/nvcc
 
-while getopts "o:t:b:f:pgulcjmh" arg
+while getopts "o:t:b:f:pgxulcjmh" arg
 do
         case $arg in
              o)
@@ -49,6 +50,9 @@ do
                 echo "Build and run unittest cases" ;
                 BUILD_UNITTEST="ON";
                 ;;
+             x)
+                CUSTOMIZATION="ON";
+                ;;
              l)
                 RUN_CPPLINT="ON"
                 ;;
@@ -71,6 +75,7 @@ parameter:
 -f: faiss root path
 -p: install command with elevated privileges
 -g: gpu version
+-x: milvus customization (default: OFF)
 -u: building unit test options(default: OFF)
 -l: run cpplint, clang-format and clang-tidy(default: OFF)
 -c: code coverage(default: OFF)
@@ -79,7 +84,7 @@ parameter:
 -h: help
 
 usage:
-./build.sh -o \${INSTALL_PREFIX} -t \${BUILD_TYPE} -b \${CORE_BUILD_DIR} -f \${FAISS_ROOT} [-p] [-g] [-u] [-l] [-c] [-j] [-m] [-h]
+./build.sh -o \${INSTALL_PREFIX} -t \${BUILD_TYPE} -b \${CORE_BUILD_DIR} -f \${FAISS_ROOT} [-p] [-g] [-x] [-u] [-l] [-c] [-j] [-m] [-h]
                 "
                 exit 0
                 ;;
@@ -104,6 +109,7 @@ CMAKE_CMD="cmake \
 -DCMAKE_BUILD_TYPE=${BUILD_TYPE} \
 -DCMAKE_CUDA_COMPILER=${CUDA_COMPILER} \
 -DMILVUS_GPU_VERSION=${GPU_VERSION} \
+-DCUSTOMIZATION=${CUSTOMIZATION} \
 -DBUILD_UNIT_TEST=${BUILD_UNITTEST} \
 -DBUILD_COVERAGE=${BUILD_COVERAGE} \
 -DUSE_JFROG_CACHE=${USE_JFROG_CACHE} \