diff --git a/web/project-website/content/usage/worker-configuration/_index.md b/web/project-website/content/usage/worker-configuration/_index.md
index 09e8c482..2c0238e7 100644
--- a/web/project-website/content/usage/worker-configuration/_index.md
+++ b/web/project-website/content/usage/worker-configuration/_index.md
@@ -10,7 +10,7 @@ This is an example of such a configuration file:
 
 ```yaml
 manager_url: http://flamenco.local:8080/
-task_types: blender, ffmpeg, file-management, misc
+task_types: [blender, ffmpeg, file-management, misc]
 ```
 
 The task types are determined by the [job compiler scripts][scripts]. The ones