@@ -426,11 +426,11 @@
 }
 
 - (OFString *)of_XMLStringWithParent: (OFXMLElement *)parent
 			  namespaces: (OFDictionary *)allNamespaces
 			 indentation: (unsigned int)indentation
-			       level: (unsigned int)level
+			       level: (unsigned int)level OF_DIRECT
 {
 	void *pool;
 	char *cString;
 	size_t length, i;
 	OFString *prefix, *parentPrefix;