diff --git a/.gitignore b/.gitignore
index 224f61bae6ec..f7483cf1c90d 100644
--- a/.gitignore
+++ b/.gitignore
@@ -95,3 +95,9 @@ dist/
 
 /cpp-ch/local-engine/Parser/*_udf
 !/cpp-ch/local-engine/Parser/example_udf
+
+
+# build arrow
+dev/arrow_ep/
+ep/_ep/
+
diff --git a/dev/build_arrow.sh b/dev/build_arrow.sh
index e7496350f988..58cc1d44e244 100755
--- a/dev/build_arrow.sh
+++ b/dev/build_arrow.sh
@@ -23,6 +23,10 @@ VELOX_ARROW_BUILD_VERSION=15.0.0
 ARROW_PREFIX=$CURRENT_DIR/../ep/_ep/arrow_ep
 BUILD_TYPE=Release
 
+
+export CFLAGS=" -g "
+export CXXFLAGS=" -g "
+
 function prepare_arrow_build() {
   mkdir -p ${ARROW_PREFIX}/../ && pushd ${ARROW_PREFIX}/../ && sudo rm -rf arrow_ep/
   wget_and_untar https://archive.apache.org/dist/arrow/arrow-${VELOX_ARROW_BUILD_VERSION}/apache-arrow-${VELOX_ARROW_BUILD_VERSION}.tar.gz arrow_ep