diff --git a/wms8/build.sh b/wms8/build.sh
index 5507157..5764d92 100644
--- a/wms8/build.sh
+++ b/wms8/build.sh
@@ -68,6 +68,8 @@ pullCode() {
   fi
   echo -e "$echoPrefix git checkout $branch $echoSuffix"
   git checkout $branch
+  echo -e "$echoPrefix git checkout . $echoSuffix"
+  git checkout .
   echo -e "$echoPrefix git pull $echoSuffix"
   if [ "`git pull`" == "Already up-to-date." ] && [ $isChange == "1" ]; then
     isChange="0"