diff --git a/build.sh b/build.sh
index 06c57928..2536c320 100755
--- a/build.sh
+++ b/build.sh
@@ -1,4 +1,7 @@
+script_dir=$(cd $(dirname $0);pwd)
+cd $script_dir  #勿删
 
+pwd
 cd ./build2/qt
 
 rm -f Makefile