diff --git a/aiogram/__init__.py b/aiogram/__init__.py
index e2ad4091..0dc901ed 100644
--- a/aiogram/__init__.py
+++ b/aiogram/__init__.py
@@ -1,6 +1,6 @@
 from .bot import Bot
 from .utils.versions import Version, Stage
 
-VERSION = Version(0, 4, 2, stage=Stage.DEV, build=0)
+VERSION = Version(0, 4, 3, stage=Stage.DEV, build=0)
 
 __version__ = VERSION.version