diff --git a/src/setting-dialog.h b/src/setting-dialog.h
index b38c376..fc61fb4 100644
--- a/src/setting-dialog.h
+++ b/src/setting-dialog.h
@@ -25,7 +25,7 @@
   Q_OBJECT
 
 public:
-  explicit 
+  explicit
   SettingDialog(QWidget *parent = 0);
 
   ~SettingDialog();