diff --git a/src/Orchard.Web/Modules/Orchard.MediaLibrary/Drivers/MediaLibraryPickerFieldDriver.cs b/src/Orchard.Web/Modules/Orchard.MediaLibrary/Drivers/MediaLibraryPickerFieldDriver.cs
index ad82199fa..f46206029 100644
--- a/src/Orchard.Web/Modules/Orchard.MediaLibrary/Drivers/MediaLibraryPickerFieldDriver.cs
+++ b/src/Orchard.Web/Modules/Orchard.MediaLibrary/Drivers/MediaLibraryPickerFieldDriver.cs
@@ -65,7 +65,7 @@ namespace Orchard.MediaLibrary.Drivers {
             }
 
             if (settings.Required && field.Ids.Length == 0) {
-                updater.AddModelError("Id", T("The field {0} is mandatory", field.Name.CamelFriendly()));
+                updater.AddModelError("Id", T("The field {0} is mandatory", field.DisplayName));
             }
 
             return Editor(part, field, shapeHelper);
@@ -99,4 +99,4 @@ namespace Orchard.MediaLibrary.Drivers {
                 .Member(null, typeof(string), T("Ids"), T("A formatted list of the ids, e.g., {1},{42}"));
         }
     }
-}
\ No newline at end of file
+}