diff -ur linuxdcpp-1.0.2.orig/linux/mainwindow.cc linuxdcpp-1.0.2/linux/mainwindow.cc
--- linuxdcpp-1.0.2.orig/linux/mainwindow.cc	2008-07-03 06:54:14.000000000 +0300
+++ linuxdcpp-1.0.2/linux/mainwindow.cc	2008-07-13 15:14:38.000000000 +0300
@@ -226,14 +226,23 @@
 
 	setMainStatus_gui(_("Welcome to LinuxDC++"));
 
-	// Putting this after all the resizing and moving makes the window appear
-	// in the correct position instantly, looking slightly more cool
-	gtk_widget_show_all(GTK_WIDGET(window));
-
 	setTabPosition_gui(WGETI("tab-position"));
 	setToolbarStyle_gui(WGETI("toolbar-style"));
 
+	GdkScreen *screen;
+	GdkColormap *colormap;
+	/* Set the colour map */
+	screen = gtk_widget_get_screen (GTK_WIDGET(window));
+	colormap = gdk_screen_get_rgba_colormap (screen);
+
 	createTrayIcon_gui();
+
+	if (colormap)
+		gtk_widget_set_default_colormap (colormap);
+
+	// Putting this after all the resizing and moving makes the window appear
+	// in the correct position instantly, looking slightly more cool
+	gtk_widget_show_all(GTK_WIDGET(window));
 }
 
 MainWindow::~MainWindow()