diff --git a/azure-loganalytics/azure/loganalytics/log_analytics_data_client.py b/azure-loganalytics/azure/loganalytics/log_analytics_data_client.py
index 75521bb6886b..450cf477d107 100644
--- a/azure-loganalytics/azure/loganalytics/log_analytics_data_client.py
+++ b/azure-loganalytics/azure/loganalytics/log_analytics_data_client.py
@@ -104,6 +104,7 @@ def query(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if custom_headers:
             header_parameters.update(custom_headers)
@@ -112,9 +113,8 @@ def query(
         body_content = self._serialize.body(body, 'QueryBody')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             raise models.ErrorResponseException(self._deserialize, response)