diff --git a/homeassistant/const.py b/homeassistant/const.py
index 0b8523bfa6f..ccd42ca32bb 100644
--- a/homeassistant/const.py
+++ b/homeassistant/const.py
@@ -4,7 +4,7 @@ from __future__ import annotations
 from typing import Final
 
 MAJOR_VERSION: Final = 2021
-MINOR_VERSION: Final = 8
+MINOR_VERSION: Final = 9
 PATCH_VERSION: Final = "0.dev0"
 __short_version__: Final = f"{MAJOR_VERSION}.{MINOR_VERSION}"
 __version__: Final = f"{__short_version__}.{PATCH_VERSION}"