diff --git a/hw/xnest/Display.h b/hw/xnest/Display.h
index 4e9dbf463..c1fbaebe5 100644
--- a/hw/xnest/Display.h
+++ b/hw/xnest/Display.h
@@ -15,6 +15,8 @@ is" without express or implied warranty.
 #ifndef XNESTCOMMON_H
 #define XNESTCOMMON_H
 
+#include "colormap.h"
+
 #define UNDEFINED -1
 
 #define MAXDEPTH 32