diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h
index 9943e428bc21..1c9d6cafb057 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.h
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.h
@@ -26,6 +26,8 @@
 #ifndef RT2X00USB_H
 #define RT2X00USB_H
 
+#include <linux/usb.h>
+
 #define to_usb_device_intf(d) \
 ({ \
 	struct usb_interface *intf = to_usb_interface(d); \