diff --git a/hiebpf/BUILD.gn b/hiebpf/BUILD.gn
index 1eb543933..0e2dceaed 100644
--- a/hiebpf/BUILD.gn
+++ b/hiebpf/BUILD.gn
@@ -84,9 +84,13 @@ action("gen_bpf_skeleton") {
   script = "./scripts/gen_skeleton.sh"
   sources = []
   outputs = [ "$skel_out_dir/hiebpf.skel.h" ]
+  bpftool_dir = rebase_path("//prebuilts/develop_tools/bpftool/bin/bpftool")
+  skel_src_dir_abs = rebase_path("${skel_src_dir}")
+  skel_out_dir_abs = rebase_path("${skel_out_dir}")
   args = [
-    skel_src_dir,
-    skel_out_dir,
+    bpftool_dir,
+    skel_src_dir_abs,
+    skel_out_dir_abs,
   ]
   deps = [ ":hiebpf.bpf" ]
 }
diff --git a/hiebpf/scripts/gen_skeleton.sh b/hiebpf/scripts/gen_skeleton.sh
index 1ee7c7dc0..d4062270c 100755
--- a/hiebpf/scripts/gen_skeleton.sh
+++ b/hiebpf/scripts/gen_skeleton.sh
@@ -13,12 +13,13 @@
 # See the License for the specific language governing permissions and
 # limitations under the License
 
-CWD=$(pwd)
-BASE_DIR=${CWD}"/../.."${1#\/}
-DEST_DIR=${CWD}"/../.."${2#\/}
+BPFTOOL_DIR=${1}
+BASE_DIR=${2}
+DEST_DIR=${3}
 
-echo ${BASE_DIR}
-echo ${DEST_DIR}
+echo "BPFTOOL_DIR:"${BPFTOOL_DIR}
+echo "BASE_DIR:"${BASE_DIR}
+echo "DEST_DIR:"${DEST_DIR}
 
 if [[ ! -d "${BASE_DIR}" ]]
 then
@@ -51,7 +52,7 @@ do
         echo "current skeleton name: "${SKEL_NAME}
         SKEL_PATH=${DEST_DIR}"/"${SKEL_NAME}
         echo "current skeleton path: "${SKEL_PATH}
-        ../../prebuilts/develop_tools/bpftool/bin/bpftool gen skeleton ${OBJ_PATH} > ${SKEL_PATH}
+        ${BPFTOOL_DIR} gen skeleton ${OBJ_PATH} > ${SKEL_PATH}
         if [ ! -s "${SKEL_PATH}" ]
         then
             echo ${SKEL_PATH}" is empty"