diff --git a/build.sh b/build.sh
index ed6ff10f..2213ef3c 100755
--- a/build.sh
+++ b/build.sh
@@ -5,6 +5,9 @@ if [ "$1" != "hg" ] && [ "$1" != "lsc" ] && [ "$1" != "hw" ] && [ "$1" != "cts"
     exit 1
 fi
 
+script_dir=$(cd $(dirname $0);pwd)
+cd $script_dir
+echo $script_dir
 
 echo "Build QT base components require tool 'cbp2make' ..."
 if [ -f /usr/bin/cbp2make ]; then