diff --git a/drivers/net/mlx4/en_tx.c b/drivers/net/mlx4/en_tx.c
index b875f9c..98dd620 100644
--- a/drivers/net/mlx4/en_tx.c
+++ b/drivers/net/mlx4/en_tx.c
@@ -38,6 +38,7 @@
 #include <linux/skbuff.h>
 #include <linux/if_vlan.h>
 #include <linux/vmalloc.h>
+#include <linux/tcp.h>
 
 #include "mlx4_en.h"