diff --git a/controllers/knowledge_upload_controller.go b/controllers/knowledge_upload_controller.go
index 37947d632..8a156a83a 100644
--- a/controllers/knowledge_upload_controller.go
+++ b/controllers/knowledge_upload_controller.go
@@ -32,6 +32,6 @@ func (c *KnowUploadController) SnsUploadImg() {
 			callResult.Code = model.ErrCodeSuccess
 		}
 	}
-	c.Data["json"] = callResult
+	c.Data["jsonp"] = callResult
 	c.ServeJSON()
 }