diff --git a/src/virt-gtk-compat.h b/src/virt-gtk-compat.h
index 7467781..7b10b08 100644
--- a/src/virt-gtk-compat.h
+++ b/src/virt-gtk-compat.h
@@ -24,10 +24,15 @@
 #ifndef _VIRT_GTK_COMPAT
 # define _VIRT_GTK_COMPAT
 
+#include <gtk/gtk.h>
 #include <gdk/gdk.h>
 
 G_BEGIN_DECLS
 
+#if !GTK_CHECK_VERSION(2, 20, 0)
+#define gtk_widget_get_mapped(w) GTK_WIDGET_MAPPED(w)
+#endif
+
 #if GTK_CHECK_VERSION(3, 0, 0)
 #define GDK_Control_L GDK_KEY_Control_L
 #define GDK_Alt_L GDK_KEY_Alt_L
diff --git a/src/virt-viewer-display.c b/src/virt-viewer-display.c
index dda9f77..3eee660 100644
--- a/src/virt-viewer-display.c
+++ b/src/virt-viewer-display.c
@@ -27,6 +27,7 @@
 #include <locale.h>
 #include <math.h>
 
+#include "virt-gtk-compat.h"
 #include "virt-viewer-session.h"
 #include "virt-viewer-display.h"
 #include "virt-viewer-util.h"