diff --git a/homeassistant/const.py b/homeassistant/const.py
index cf6c9257e0c..ed05cf85c16 100644
--- a/homeassistant/const.py
+++ b/homeassistant/const.py
@@ -1,7 +1,7 @@
 """Constants used by Home Assistant components."""
 MAJOR_VERSION = 2021
 MINOR_VERSION = 4
-PATCH_VERSION = "0b2"
+PATCH_VERSION = "0b3"
 __short_version__ = f"{MAJOR_VERSION}.{MINOR_VERSION}"
 __version__ = f"{__short_version__}.{PATCH_VERSION}"
 REQUIRED_PYTHON_VER = (3, 8, 0)