diff --git a/custom_components/o365/const.py b/custom_components/o365/const.py
index 77b2cb3..47cb0d2 100644
--- a/custom_components/o365/const.py
+++ b/custom_components/o365/const.py
@@ -140,7 +140,7 @@ class EventResponse(Enum):
 EVENT_HA_EVENT = "ha_event"
 EVENT_COMPLETED_TODO = "completed_todo"
 EVENT_DELETE_TODO = "delete_todo"
-EVENT_NEW_TODO = "new_todok"
+EVENT_NEW_TODO = "new_todo"
 EVENT_UNCOMPLETED_TODO = "uncompleted_todo"
 EVENT_UPDATE_TODO = "update_todo"