diff --git a/extras/hid2hci/hid2hci.c b/extras/hid2hci/hid2hci.c
index 0d0a022d52..839c4fbce7 100644
--- a/extras/hid2hci/hid2hci.c
+++ b/extras/hid2hci/hid2hci.c
@@ -28,6 +28,7 @@
 #include <string.h>
 #include <getopt.h>
 #include <sys/ioctl.h>
+#include <linux/types.h>
 #include <linux/hiddev.h>
 #include <usb.h>