diff --git a/homeassistant/components/mutesync/const.py b/homeassistant/components/mutesync/const.py
index 5e288b405af..027a48f46ca 100644
--- a/homeassistant/components/mutesync/const.py
+++ b/homeassistant/components/mutesync/const.py
@@ -5,4 +5,4 @@ from typing import Final
 DOMAIN: Final = "mutesync"
 
 UPDATE_INTERVAL_NOT_IN_MEETING: Final = timedelta(seconds=10)
-UPDATE_INTERVAL_IN_MEETING: Final = timedelta(seconds=5)
+UPDATE_INTERVAL_IN_MEETING: Final = timedelta(seconds=10)