diff --git a/clients/nitrogen/config/config.h b/clients/nitrogen/config/config.h
index 4321eae735..446b648270 100644
--- a/clients/nitrogen/config/config.h
+++ b/clients/nitrogen/config/config.h
@@ -61,7 +61,7 @@ namespace Nitrogen {
     public slots:
 
     //! load configuration
-    void load( const KConfigGroup& conf );	
+    void load( const KConfigGroup& conf );
 
     //! save configuration
     void save( KConfigGroup& conf );