diff --git a/DavidBerry.Framework.ApiUtil/DavidBerry.Framework.ApiUtil/Controllers/ApiControllerBase.cs b/DavidBerry.Framework.ApiUtil/DavidBerry.Framework.ApiUtil/Controllers/ApiControllerBase.cs
index 76ed527..fa5f783 100644
--- a/DavidBerry.Framework.ApiUtil/DavidBerry.Framework.ApiUtil/Controllers/ApiControllerBase.cs
+++ b/DavidBerry.Framework.ApiUtil/DavidBerry.Framework.ApiUtil/Controllers/ApiControllerBase.cs
@@ -109,7 +109,7 @@ protected internal ActionResult CreateResponse<TEntity, TModel>(Result<TEntity>
             }
         }
 
-        protected internal ActionResult MapErrorResult<TEntity, TModel>(Result result)
+        protected internal virtual ActionResult MapErrorResult<TEntity, TModel>(Result result)
         {
             switch (result.Error)
             {
@@ -128,7 +128,7 @@ protected internal ActionResult MapErrorResult<TEntity, TModel>(Result result)
             }
         }
 
-        protected internal ActionResult MapErrorResult(Result result)
+        protected internal virtual ActionResult MapErrorResult(Result result)
         {
             switch (result.Error)
             {