diff --git a/specification/cognitiveservices/data-plane/Language/stable/2021-10-01/questionanswering.json b/specification/cognitiveservices/data-plane/Language/stable/2021-10-01/questionanswering.json
index c528c3340170..aba54da148a5 100644
--- a/specification/cognitiveservices/data-plane/Language/stable/2021-10-01/questionanswering.json
+++ b/specification/cognitiveservices/data-plane/Language/stable/2021-10-01/questionanswering.json
@@ -145,6 +145,7 @@
           "minimum": 0
         },
         "context": {
+          "x-ms-client-name": "answerContext",
           "description": "Context object with previous QnA's information.",
           "$ref": "#/definitions/KnowledgeBaseAnswerContext"
         },