diff --git a/docs/portainer-stacks/Swag/adding-theme-park.md b/docs/portainer-stacks/Swag/adding-theme-park.md
index bd2715b..0a21aa2 100644
--- a/docs/portainer-stacks/Swag/adding-theme-park.md
+++ b/docs/portainer-stacks/Swag/adding-theme-park.md
@@ -2,7 +2,7 @@
 
 Inside `/config/nginx` folder create file named `theme-park.conf` with:
 
-```javascript
+```
     proxy_set_header Accept-Encoding "";
     sub_filter
     '</head>'
@@ -14,7 +14,7 @@ Inside `/config/nginx` folder create file named `theme-park.conf` with:
 
 Now on the subdomain or subfolder file inside location add:
 
-```yaml
+```yml
         # Theme-Park
         set $app guacamole;
         set $theme organizr;