diff --git a/devstack/plugin.sh b/devstack/plugin.sh
index 61c8be3..39556ea 100644
--- a/devstack/plugin.sh
+++ b/devstack/plugin.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-DIR_OSWIN_TEMPEST_PLUGIN=$DEST/oswin_tempest_plugin
+DIR_OSWIN_TEMPEST_PLUGIN=$DEST/oswin-tempest-plugin
 
 if [[ "$1" == "stack" && "$2" == "install" ]]; then
   cd $DIR_OSWIN_TEMPEST_PLUGIN