diff --git a/install b/install
index e5d9aca..3acda2d 100755
--- a/install
+++ b/install
@@ -63,10 +63,6 @@ while [ "$#" -gt 0 ]; do
         wo_branch="$2"
         shift
         ;;
-    -v | --version)
-        wo_version="$2"
-        shift
-        ;;
     --force)
         wo_force_install="y"
         ;;
diff --git a/wo/cli/plugins/stack_pref.py b/wo/cli/plugins/stack_pref.py
index cdd2919..cce911b 100644
--- a/wo/cli/plugins/stack_pref.py
+++ b/wo/cli/plugins/stack_pref.py
@@ -486,7 +486,8 @@ def post_pref(self, apt_packages, packages, upgrade=False):
             else:
                 WOGit.add(self, ["/etc/nginx"], msg="Adding Nginx into Git")
                 if not os.path.isdir('/etc/systemd/system/nginx.service.d'):
-                    WOFileUtils.mkdir('/etc/systemd/system/nginx.service.d')
+                    WOFileUtils.mkdir(self,
+                                      '/etc/systemd/system/nginx.service.d')
                 if not os.path.isdir(
                         '/etc/systemd/system/nginx.service.d/limits.conf'):
                     with open(