diff --git a/tools/serving_build.sh b/tools/serving_build.sh
index efa7bcf4a85286d21246a2ccc904588bb316c32d..2840b1cf0cbca0c437abbca3cc3364bcc30395d8 100644
--- a/tools/serving_build.sh
+++ b/tools/serving_build.sh
@@ -66,7 +66,7 @@ function build_server() {
     esac
     echo "build server $TYPE part finished as expected."
     cd ..
-    rm -rf $DIRNAME
+    # rm -rf $DIRNAME    for export SERVING_BIN
 }
 
 function kill_server_process() {