diff --git a/common.c b/common.c
index 3f5cec9..6006cde 100644
--- a/common.c
+++ b/common.c
@@ -1566,7 +1566,7 @@ config_item_clone (struct config_item_ *self)
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
-// XXX: this thing is ugly in concept
+// TODO: maybe also make it possible to assign the "user_data" pointer
 
 static void
 config_schema_fix_value
@@ -1578,6 +1578,8 @@ config_schema_fix_value
 	bool replace = true;
 	if (item)
 	{
+		// FIXME: either do this silently or tell about it via a callback
+		//   or just store it in an output vector; don't print it directly
 		struct error *e = NULL;
 		replace = !config_item_validate_by_schema (item, schema, &e);
 		if (e)