diff --git a/core/model/SiteTree.php b/core/model/SiteTree.php
index 009071e87..dba51a040 100755
--- a/core/model/SiteTree.php
+++ b/core/model/SiteTree.php
@@ -2093,6 +2093,7 @@ class SiteTree extends DataObject implements PermissionProvider,i18nEntityProvid
 		}
 		
 		$this->extend('onAfterUnpublish');
+		return true;
 	}
 	
 	/**