diff --git a/.DEREK.yml b/.DEREK.yml
index 6439c9c6..8b33a7a8 100644
--- a/.DEREK.yml
+++ b/.DEREK.yml
@@ -20,7 +20,7 @@ features:
  - comments
  - pr_description_required
 
-messages:
+custom_messages:
   - name: slack
     value: |
            --