diff --git a/scripts/build.sh b/scripts/build.sh
index d101ee1..6b566f5 100644
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -14,6 +14,6 @@ cd ..
 # package  kongx-serve
 echo "==== starting to build kongx ===="
 
-mvn clean package -DskipTests -pl kongx-serve -am -Dspring_datasource_url=%kongx_serve_db_url% -Dspring_datasource_username=%kongx_serve_db_username% -Dspring_datasource_password=%kongx_serve_db_password%
+mvn clean package -DskipTests -pl kongx-serve -am -Dspring_datasource_url=$kongx_serve_db_url -Dspring_datasource_username=$kongx_serve_db_username -Dspring_datasource_password=$kongx_serve_db_password
 
 echo "==== building kongx finished ===="