diff --git a/etc/layout.yaml-sample b/etc/layout.yaml-sample
index 30a3352..53f6ba1 100644
--- a/etc/layout.yaml-sample
+++ b/etc/layout.yaml-sample
@@ -30,6 +30,7 @@
       gerrit:
         - event: ref-updated
           ref: ^(?!refs/).*$
+          ignore-deletes: False
 
   - name: gate
     manager: DependentPipelineManager