diff --git a/src/drivers/net/atl1e.c b/src/drivers/net/atl1e.c
index bbfe98a..d6e7a84 100644
--- a/src/drivers/net/atl1e.c
+++ b/src/drivers/net/atl1e.c
@@ -20,6 +20,7 @@
  * This driver sets the macaddress of a Atheros AR8121/AR8113/AR8114
  */
 
+#include <device/mmio.h>
 #include <device/device.h>
 #include <cbfs.h>
 #include <string.h>