diff --git a/code/model/SiteTree.php b/code/model/SiteTree.php
index ce7775de..7d845aa7 100644
--- a/code/model/SiteTree.php
+++ b/code/model/SiteTree.php
@@ -1549,9 +1549,10 @@ class SiteTree extends DataObject implements PermissionProvider,i18nEntityProvid
 			return false;
 		}
 
-		$values = $this->extend('augmentValidURLSegment');
-		if (count($values) && !min($values)) {
-			return false;
+		$votes = $this->extend('augmentValidURLSegment');
+		if($votes) {
+			$votes = array_filter((array)$votes, 'is_null');
+			if($votes) return min($votes);
 		}
 		
 		return true;