diff --git a/openbox/actions/directionaldesktop.c b/openbox/actions/directionaldesktop.c
index 33e4afb0..d9aacdd8 100644
--- a/openbox/actions/directionaldesktop.c
+++ b/openbox/actions/directionaldesktop.c
@@ -1,5 +1,6 @@
 #include "openbox/actions.h"
 #include "openbox/screen.h"
+#include "openbox/client.h"
 #include <glib.h>
 
 typedef struct {