diff --git a/graphics/NxWidgets/nxwidgets/src/ccallback.cxx b/graphics/NxWidgets/nxwidgets/src/ccallback.cxx
index b304efb1a..27e8ea3ac 100644
--- a/graphics/NxWidgets/nxwidgets/src/ccallback.cxx
+++ b/graphics/NxWidgets/nxwidgets/src/ccallback.cxx
@@ -366,7 +366,7 @@ void CCallback::windowEvent(NXWINDOW hwnd, enum nx_event_e event,
           This->m_widgetControl->windowBlocked(arg2);
         }
         break;
-    
+
       default:
         break;
     }