diff --git a/docs/auth/service-to-service-auth.md b/docs/auth/service-to-service-auth.md
index b4d6bb5750..f87ca8ed10 100644
--- a/docs/auth/service-to-service-auth.md
+++ b/docs/auth/service-to-service-auth.md
@@ -347,5 +347,7 @@ Each entry has one or more of the following fields:
     - plugin: my-plugin
       permissionAttribute:
         # updates and deletes will be rejected
-        action: create, read
+        action:
+          - create
+          - read
   ```