diff --git a/FormCustom/FormCustom.cs b/FormCustom/FormCustom.cs
index 77e9cc6..7a70048 100644
--- a/FormCustom/FormCustom.cs
+++ b/FormCustom/FormCustom.cs
@@ -66,8 +66,21 @@ namespace raven_integration
                 a = await Util.PostAsync("FormCustom", await Util.GetTokenAsync("BizAdminFull"), d.ToString());
                 Util.ValidateDataReturnResponseOk(a);
             }
+
+            //check the concurrency token cache scheme
+            uint token = a.ObjectResponse["data"]["concurrencyToken"].Value<uint>();
+            //This should return a 304 not modified
+            a = await Util.GetAsync($"FormCustom/widget?concurrencyToken={token}", await Util.GetTokenAsync("BizAdminFull"));
+            Util.ValidateHTTPStatusCode(a,304);
+
+            //and this should return the whole object
+            token = token--;//make the token not match
+            //This should return a 200 and the whole object
+            a = await Util.GetAsync($"FormCustom/widget?concurrencyToken={token}", await Util.GetTokenAsync("BizAdminFull"));
+            Util.ValidateDataReturnResponseOk(a);
         }
 
+        
 
 
         /// <summary>