diff --git a/rocketchat_API/APISections/groups.py b/rocketchat_API/APISections/groups.py
index b564b1a..a2c71e5 100644
--- a/rocketchat_API/APISections/groups.py
+++ b/rocketchat_API/APISections/groups.py
@@ -111,7 +111,7 @@ def groups_set_announcement(self, room_id, announcement, **kwargs):
         return self.call_api_post(
             "groups.setAnnouncement",
             roomId=room_id,
-            announcement=announce,
+            announcement=announcement,
             kwargs=kwargs,
         )