diff --git a/src/plugins/ussd.c b/src/plugins/ussd.c
index 7d8cc3e..f485452 100644
--- a/src/plugins/ussd.c
+++ b/src/plugins/ussd.c
@@ -196,9 +196,17 @@ static void _settings_window(USSD * ussd)
 	gtk_window_set_title(GTK_WINDOW(ussd->window), "USSD");
 	g_signal_connect(ussd->window, "delete-event", G_CALLBACK(
 				gtk_widget_hide), NULL);
+#if GTK_CHECK_VERSION(3, 0, 0)
+	vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 4);
+#else
 	vbox = gtk_vbox_new(FALSE, 4);
+#endif
 	/* operators */
+#if GTK_CHECK_VERSION(3, 0, 0)
+	hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
+#else
 	hbox = gtk_hbox_new(FALSE, 4);
+#endif
 	widget = gtk_label_new("Operator:");
 	gtk_misc_set_alignment(GTK_MISC(widget), 0.0, 0.5);
 	gtk_size_group_add_widget(group, widget);
@@ -219,7 +227,11 @@ static void _settings_window(USSD * ussd)
 	gtk_box_pack_start(GTK_BOX(hbox), ussd->operators, TRUE, TRUE, 0);
 	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
 	/* codes */
+#if GTK_CHECK_VERSION(3, 0, 0)
+	hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
+#else
 	hbox = gtk_hbox_new(FALSE, 4);
+#endif
 	widget = gtk_label_new("Code:");
 	gtk_misc_set_alignment(GTK_MISC(widget), 0.0, 0.5);
 	gtk_size_group_add_widget(group, widget);
@@ -232,7 +244,11 @@ static void _settings_window(USSD * ussd)
 	gtk_box_pack_start(GTK_BOX(hbox), ussd->codes, TRUE, TRUE, 0);
 	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
 	/* send */
+#if GTK_CHECK_VERSION(3, 0, 0)
+	hbox = gtk_box_new(GTK_ORIENTATION_HORIZONTAL, 4);
+#else
 	hbox = gtk_hbox_new(FALSE, 4);
+#endif
 	widget = gtk_label_new(NULL);
 	gtk_misc_set_alignment(GTK_MISC(widget), 0.0, 0.5);
 	gtk_size_group_add_widget(group, widget);
@@ -245,7 +261,11 @@ static void _settings_window(USSD * ussd)
 	gtk_box_pack_start(GTK_BOX(hbox), widget, TRUE, TRUE, 0);
 	gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, TRUE, 0);
 	/* button box */
+#if GTK_CHECK_VERSION(3, 0, 0)
+	hbox = gtk_button_box_new(GTK_ORIENTATION_HORIZONTAL);
+#else
 	hbox = gtk_hbutton_box_new();
+#endif
 	gtk_button_box_set_layout(GTK_BUTTON_BOX(hbox), GTK_BUTTONBOX_END);
 	gtk_button_box_set_spacing(GTK_BUTTON_BOX(hbox), 4);
 	widget = gtk_button_new_from_stock(GTK_STOCK_CLOSE);