diff --git a/aiohttp/__init__.py b/aiohttp/__init__.py
index 39a98892c22..d54dfedce2c 100644
--- a/aiohttp/__init__.py
+++ b/aiohttp/__init__.py
@@ -1,4 +1,4 @@
-__version__ = "3.10.4"
+__version__ = "3.10.5.dev0"
 
 from typing import TYPE_CHECKING, Tuple