diff --git a/be/CMakeLists.txt b/be/CMakeLists.txt
index f47dfd978f..6d96322f93 100644
--- a/be/CMakeLists.txt
+++ b/be/CMakeLists.txt
@@ -548,7 +548,7 @@ else()
 endif()
 
 # Add flags that are common across build types
-SET(CMAKE_CXX_FLAGS "${CXX_COMMON_FLAGS} ${CMAKE_CXX_FLAGS}")
+SET(CMAKE_CXX_FLAGS "${CXX_COMMON_FLAGS} ${CMAKE_CXX_FLAGS} ${EXTRA_CXX_FLAGS}")
 
 message(STATUS "Compiler Flags: ${CMAKE_CXX_FLAGS}")
 
diff --git a/build.sh b/build.sh
index 38aac6bda9..e35f8b08fe 100755
--- a/build.sh
+++ b/build.sh
@@ -293,6 +293,7 @@ if [ ${BUILD_BE} -eq 1 ] ; then
     MAKE_PROGRAM="$(which "${BUILD_SYSTEM}")"
     echo "-- Make program: ${MAKE_PROGRAM}"
     echo "-- Use ccache: ${CMAKE_USE_CCACHE}"
+    echo "-- Extra cxx flags: ${EXTRA_CXX_FLAGS}"
 
     mkdir -p ${CMAKE_BUILD_DIR}
     cd ${CMAKE_BUILD_DIR}
@@ -313,7 +314,9 @@ if [ ${BUILD_BE} -eq 1 ] ; then
             -DUSE_JEMALLOC=${USE_JEMALLOC} \
             -DSTRICT_MEMORY_USE=${STRICT_MEMORY_USE} \
             -DUSE_AVX2=${USE_AVX2} \
-            -DGLIBC_COMPATIBILITY=${GLIBC_COMPATIBILITY} ${DORIS_HOME}/be/
+            -DGLIBC_COMPATIBILITY=${GLIBC_COMPATIBILITY} \
+            -DEXTRA_CXX_FLAGS="${EXTRA_CXX_FLAGS}" \
+            ${DORIS_HOME}/be/
     ${BUILD_SYSTEM} -j ${PARALLEL}
     ${BUILD_SYSTEM} install
     cd ${DORIS_HOME}
diff --git a/run-be-ut.sh b/run-be-ut.sh
index f0ce2f7035..c528d04368 100755
--- a/run-be-ut.sh
+++ b/run-be-ut.sh
@@ -125,6 +125,7 @@ fi
 MAKE_PROGRAM="$(which "${BUILD_SYSTEM}")"
 echo "-- Make program: ${MAKE_PROGRAM}"
 echo "-- Use ccache: ${CMAKE_USE_CCACHE}"
+echo "-- Extra cxx flags: ${EXTRA_CXX_FLAGS}"
 
 cd ${CMAKE_BUILD_DIR}
 ${CMAKE_CMD} -G "${GENERATOR}" \
@@ -139,7 +140,9 @@ ${CMAKE_CMD} -G "${GENERATOR}" \
     -DUSE_MEM_TRACKER=ON \
     -DUSE_JEMALLOC=OFF \
     -DSTRICT_MEMORY_USE=OFF \
-    ${CMAKE_USE_CCACHE} ${DORIS_HOME}/be/
+    -DEXTRA_CXX_FLAGS="${EXTRA_CXX_FLAGS}" \
+    ${CMAKE_USE_CCACHE} \
+    ${DORIS_HOME}/be/
 ${BUILD_SYSTEM} -j ${PARALLEL}
 
 if [ ${RUN} -ne 1 ]; then