diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h
index 48bbba655e..6052234545 100644
--- a/src/corelib/global/qnamespace.h
+++ b/src/corelib/global/qnamespace.h
@@ -1460,6 +1460,7 @@ namespace Qt {
     enum LayoutDirection {
         LeftToRight,
         RightToLeft,
+        // ### Qt 7: make auto the first one (with value 0)
         LayoutDirectionAuto
     };