diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index b631cc7345403bd5fd8b1ef104475afcf870b3b2..73ca4d52492891dc1c51e4ac50d624c047a23aa4 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -56,6 +56,7 @@
 #include <linux/if_arp.h>
 #include <linux/smp_lock.h>
 #include <linux/termios.h>	/* For TIOCOUTQ/INQ */
+#include <linux/compat.h>
 #include <net/datalink.h>
 #include <net/psnap.h>
 #include <net/sock.h>