diff --git a/setup.cfg b/setup.cfg
index bb73bbc..9da544a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = PySide6-QtAds
-version = 4.2.1.1
+version = 4.2.1.2.dev0
 description = PySide6 bindings to Qt Advanced Docking System
 long_description = file: README.md
 long_description_content_type = text/markdown