diff --git a/scripts/config b/scripts/config
index 05893e3..009ce75 100644
--- a/scripts/config
+++ b/scripts/config
@@ -16,7 +16,7 @@ source /usr/share/yunohost/helpers
 # RETRIEVE ARGUMENTS
 #=================================================
 
-app=${YNH_APP_INSTANCE_NAME:-$YNH_APP_ID}
+app=$YNH_APP_INSTANCE_NAME
 
 final_path=$(ynh_app_setting_get $app final_path)