diff --git a/MangoPay.SDK/Core/RestTool.cs b/MangoPay.SDK/Core/RestTool.cs
index ca9da30..5394709 100644
--- a/MangoPay.SDK/Core/RestTool.cs
+++ b/MangoPay.SDK/Core/RestTool.cs
@@ -72,9 +72,6 @@ internal class RestTool
         // key-value collection pass to the request
         private Dictionary<string, string> _requestData;
 
-        // code get from response
-        private int _responseCode;
-
         // pagination object
         private Pagination _pagination;
 
@@ -260,18 +257,16 @@ private async Task<U> DoRequestAsync<U, T>(string urlMethod, T entity = default,
             var restResponse = await _dto.Client.ExecuteAsync<U>(restRequest);
             var responseObject = restResponse.Data;
 
-            this._responseCode = (int)restResponse.StatusCode;
-
             if (restResponse.StatusCode == HttpStatusCode.OK || restResponse.StatusCode == HttpStatusCode.NoContent)
             {
                 _log.Debug("Response OK: " + restResponse.Content);
             }
             else
             {
-                _log.Debug("Response ERROR: " + restResponse.Content);
+                _log.Debug($"Response ERROR ({(int)restResponse.StatusCode}): " + restResponse.Content);
             }
 
-            if (this._responseCode == 200)
+            if (restResponse.StatusCode == HttpStatusCode.OK)
             {
                 _log.Debug("Response object: " + responseObject.ToString());
             }
@@ -348,18 +343,16 @@ private async Task<ListPaginated<T>> DoRequestListAsync<T>(string urlMethod, Dic
 
             responseObject = new ListPaginated<T>(restResponse.Data);
 
-            this._responseCode = (int)restResponse.StatusCode;
-
             if (restResponse.StatusCode == HttpStatusCode.OK || restResponse.StatusCode == HttpStatusCode.NoContent)
             {
                 _log.Debug("Response OK: " + restResponse.Content);
             }
             else
             {
-                _log.Debug("Response ERROR: " + restResponse.Content);
+                _log.Debug($"Response ERROR ({(int)restResponse.StatusCode}): " + restResponse.Content);
             }
 
-            if (this._responseCode == 200)
+            if (restResponse.StatusCode == HttpStatusCode.OK)
             {
                 responseObject = this.ReadResponseHeaders<T>(restResponse, responseObject);