diff --git a/README.md b/README.md
index 78b587f9..667d6335 100644
--- a/README.md
+++ b/README.md
@@ -32,6 +32,8 @@ It might support all versions Qt >= 5.6, but you can rely on:
 - current long term supported ( LTS ) version of Qt
 - current version of Qt
 
+( Unfortunately Qt 12.4 and Qt 13.0 are broken - see https://bugreports.qt.io/browse/QTBUG-76663. Until this has been fixed you have to stay with Qt 12.3 )
+
 If you want to know more about QSkinny - or even like to give it a specific
 direction - please contact support@qskinny.org.