diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index b9e5b91aff2681b9a374e8b19ff0e49e1dda0520..a1840dc4ead254bb5ba5c34060cf10ea6bc6b950 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -40,7 +40,7 @@ env:
   CACHE_VERSION: 11
   UV_CACHE_VERSION: 1
   MYPY_CACHE_VERSION: 9
-  HA_SHORT_VERSION: "2024.12"
+  HA_SHORT_VERSION: "2025.1"
   DEFAULT_PYTHON: "3.12"
   ALL_PYTHON_VERSIONS: "['3.12', '3.13']"
   # 10.3 is the oldest supported version
diff --git a/homeassistant/const.py b/homeassistant/const.py
index 514c215461185df944ae7a644f92ab8566b5e57e..7d17e8f77791618318d4057afae5bb7700ad4e84 100644
--- a/homeassistant/const.py
+++ b/homeassistant/const.py
@@ -23,8 +23,8 @@ if TYPE_CHECKING:
     from .helpers.typing import NoEventData
 
 APPLICATION_NAME: Final = "HomeAssistant"
-MAJOR_VERSION: Final = 2024
-MINOR_VERSION: Final = 12
+MAJOR_VERSION: Final = 2025
+MINOR_VERSION: Final = 1
 PATCH_VERSION: Final = "0.dev0"
 __short_version__: Final = f"{MAJOR_VERSION}.{MINOR_VERSION}"
 __version__: Final = f"{__short_version__}.{PATCH_VERSION}"
diff --git a/pyproject.toml b/pyproject.toml
index aa74fa8d77c18677d09d3e6d8ee057101a355758..1b762dc09873286f8c9463d3ae0bdf0fd1392365 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name        = "homeassistant"
-version     = "2024.12.0.dev0"
+version     = "2025.1.0.dev0"
 license     = {text = "Apache-2.0"}
 description = "Open-source home automation platform running on Python 3."
 readme      = "README.rst"