diff --git a/tools/iconlist.c b/tools/iconlist.c
index 0d86bf6..602eb9d 100644
--- a/tools/iconlist.c
+++ b/tools/iconlist.c
@@ -104,7 +104,11 @@ static int _iconlist_do(GtkIconTheme * icontheme)
 	gtk_window_set_default_size(GTK_WINDOW(window), 640, 480);
 	g_signal_connect(window, "delete-event", G_CALLBACK(_on_closex), NULL);
 	/* vbox */
+#if GTK_CHECK_VERSION(3, 0, 0)
+	vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
+#else
 	vbox = gtk_vbox_new(FALSE, 0);
+#endif
 	/* toolbar */
 	toolbar = gtk_toolbar_new();
 	toolitem = gtk_tool_item_new();
diff --git a/tools/project.conf b/tools/project.conf
index d3080fb..3b608df 100644
--- a/tools/project.conf
+++ b/tools/project.conf
@@ -1,6 +1,8 @@
 targets=dirtree,iconlist
+#cflags_force=-W `pkg-config --cflags gtk+-3.0`
 cflags_force=-W `pkg-config --cflags gtk+-2.0`
 cflags=-Wall -g -O2
+#ldflags_force=`pkg-config --libs gtk+-3.0`
 ldflags_force=`pkg-config --libs gtk+-2.0`
 dist=Makefile