diff --git a/aiogram/__init__.py b/aiogram/__init__.py
index 3117ff13..b81ceedb 100644
--- a/aiogram/__init__.py
+++ b/aiogram/__init__.py
@@ -38,5 +38,5 @@ __all__ = [
     'utils'
 ]
 
-__version__ = '2.3'
+__version__ = '2.3.dev1'
 __api_version__ = '4.4'
diff --git a/docs/source/examples/index.rst b/docs/source/examples/index.rst
index ab417bf4..2bedaa52 100644
--- a/docs/source/examples/index.rst
+++ b/docs/source/examples/index.rst
@@ -6,7 +6,7 @@ Examples
 
     echo_bot
     inline_bot
-    adwanced_executor_example
+    advanced_executor_example
     proxy_and_emojize
     finite_state_machine_example
     throtling_example
diff --git a/examples/adwanced_executor_example.py b/examples/advanced_executor_example.py
similarity index 100%
rename from examples/adwanced_executor_example.py
rename to examples/advanced_executor_example.py