diff --git a/phpBB/includes/template/filter.php b/phpBB/includes/template/filter.php
index 1c8b45307c..b6b9a2963e 100644
--- a/phpBB/includes/template/filter.php
+++ b/phpBB/includes/template/filter.php
@@ -898,7 +898,7 @@ class phpbb_template_filter extends php_user_filter
 			break;
 
 			case 'S_BLOCK_NAME':
-				$varref = "'$namespace'";
+				$varref = "'$local_namespace'";
 			break;
 
 			default: