diff --git a/aiogram/__init__.py b/aiogram/__init__.py
index 1358d675..2c2c9ff5 100644
--- a/aiogram/__init__.py
+++ b/aiogram/__init__.py
@@ -37,5 +37,5 @@ __all__ = (
     "md",
 )
 
-__version__ = "3.0.0a11"
+__version__ = "3.0.0a12"
 __api_version__ = "5.3"
diff --git a/pyproject.toml b/pyproject.toml
index f68c226a..32acbf98 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aiogram"
-version = "3.0.0-alpha.11"
+version = "3.0.0-alpha.12"
 description = "Modern and fully asynchronous framework for Telegram Bot API"
 authors = ["Alex Root Junior <jroot.junior@gmail.com>"]
 license = "MIT"