diff --git a/specification/eventgrid/data-plane/Microsoft.Communication/stable/2018-01-01/AzureCommunicationServices.json b/specification/eventgrid/data-plane/Microsoft.Communication/stable/2018-01-01/AzureCommunicationServices.json
index ccbff6064853..1836a22c9559 100644
--- a/specification/eventgrid/data-plane/Microsoft.Communication/stable/2018-01-01/AzureCommunicationServices.json
+++ b/specification/eventgrid/data-plane/Microsoft.Communication/stable/2018-01-01/AzureCommunicationServices.json
@@ -132,7 +132,7 @@
       }
     },
     "AcsChatThreadCreatedEventData": {
-      "description": "Schema of the Data property of an EventGridEvent for an Microsoft.Communication.ChatThreadCreatedWithUser event.",
+      "description": "Schema of the Data property of an EventGridEvent for an Microsoft.Communication.ChatThreadCreated event.",
       "allOf": [
         {
           "$ref": "#/definitions/AcsChatThreadEventInThreadBaseProperties"