diff --git a/src/evohomeasync/broker.py b/src/evohomeasync/broker.py
index 5f06f2c9..6bd05d20 100644
--- a/src/evohomeasync/broker.py
+++ b/src/evohomeasync/broker.py
@@ -21,7 +21,7 @@
 _LocnDataT: TypeAlias = dict[str, Any]
 
 
-URL_HOST = "https://tccna.honeywell.com"
+URL_HOST = "https://tccna.resideo.com"
 
 # For docs, see:
 #  - https://mytotalconnectcomfort.com/WebApi/Help/LogIn and enter this Session Login:
diff --git a/src/evohomeasync2/const.py b/src/evohomeasync2/const.py
index 04b93788..447bd595 100644
--- a/src/evohomeasync2/const.py
+++ b/src/evohomeasync2/const.py
@@ -5,7 +5,7 @@
 
 from .schema import DhwState as DhwState, SystemMode as SystemMode, ZoneMode as ZoneMode
 
-URL_HOST: Final = "https://tccna.honeywell.com"
+URL_HOST: Final = "https://tccna.resideo.com"
 
 AUTH_URL: Final = f"{URL_HOST}/Auth/OAuth/Token"
 URL_BASE: Final = f"{URL_HOST}/WebAPI/emea/api/v1"