diff --git a/platformapi/dingdingapi/dingdingapi.go b/platformapi/dingdingapi/dingdingapi.go
index 85742a61..aa48ed83 100644
--- a/platformapi/dingdingapi/dingdingapi.go
+++ b/platformapi/dingdingapi/dingdingapi.go
@@ -111,7 +111,7 @@ func (a *API) AccessAPI(action string, params map[string]interface{}, bodyMap ma
 		}
 		params2["access_token"] = accessToken
 	} else {
-		params2["appkey"] = a.GetAppID()
+		params2["accessKey"] = a.GetAppID()
 		timestamp := time.Now().Unix()
 		params2["timestamp"] = timestamp
 		params2["signature"] = a.signParams(timestamp)