diff --git a/dix/window.c b/dix/window.c
index 8950f9766..9fa51c288 100644
--- a/dix/window.c
+++ b/dix/window.c
@@ -126,6 +126,7 @@ Equipment Corporation.
 #ifdef COMPOSITE
 #include "compint.h"
 #endif
+#include "selection.h"
 
 #include "privates.h"
 #include "xace.h"