diff --git a/rtlwifi-setup.sh b/rtlwifi-setup.sh
index 8c57848..71b7d09 100755
--- a/rtlwifi-setup.sh
+++ b/rtlwifi-setup.sh
@@ -30,7 +30,7 @@ _apply_patch(){
 }
 
 _install(){
-    cd "${tmpdir}"/"${pkgname}" 
+    cd "${tmpdir}"/"${pkgname}" || exit 1
     #_apply_patch
     VER=$(sed -n 's/\PACKAGE_VERSION="\(.*\)"/\1/p' dkms.conf)
     rsync -rvhP ./ /usr/src/rtl88x2bu-"${VER}"