diff --git a/deltachat-rpc-client/src/deltachat_rpc_client/const.py b/deltachat-rpc-client/src/deltachat_rpc_client/const.py
index 902feb70b..55988d79c 100644
--- a/deltachat-rpc-client/src/deltachat_rpc_client/const.py
+++ b/deltachat-rpc-client/src/deltachat_rpc_client/const.py
@@ -63,6 +63,7 @@ class EventType(str, Enum):
     CHATLIST_ITEM_CHANGED = "ChatlistItemChanged"
     CONFIG_SYNCED = "ConfigSynced"
     WEBXDC_REALTIME_DATA = "WebxdcRealtimeData"
+    WEBXDC_REALTIME_ADVERTISEMENT_RECEIVED = "WebxdcRealtimeAdvertisementReceived"
 
 
 class ChatId(IntEnum):