diff --git a/demos/gtk-demo/colorsel.c b/demos/gtk-demo/colorsel.c
index 860d01f591..8c3fe5e9ca 100644
--- a/demos/gtk-demo/colorsel.c
+++ b/demos/gtk-demo/colorsel.c
@@ -67,7 +67,6 @@ do_colorsel (GtkWidget *do_widget)
 {
   GtkWidget *vbox;
   GtkWidget *button;
-  GtkWidget *alignment;
 
   if (!window)
     {