diff --git a/doc/design/milestone-0.0.2/action-api.md b/doc/design/milestone-0.0.2/action-api.md
index ba9fbe227cc..69ae54f7573 100644
--- a/doc/design/milestone-0.0.2/action-api.md
+++ b/doc/design/milestone-0.0.2/action-api.md
@@ -42,7 +42,8 @@ This method also aligns with the original goal of ensuring that all actions of t
 ```Go
 // Handle contains the business logic for an handling an Event
 // It uses SDK Actions and Queries to reconcile the state
-func Handle(ctx context.Context, event sdkTypes.Event)
+// If an error is returned the Event would be requeued and sent to the Handler again
+func Handle(ctx context.Context, event sdkTypes.Event) error
 ```
 
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