diff --git a/lib/libusb/libusb.h b/lib/libusb/libusb.h
index bdf281265ddf..7981862ae5c7 100644
--- a/lib/libusb/libusb.h
+++ b/lib/libusb/libusb.h
@@ -29,12 +29,7 @@
 
 #include <sys/time.h>
 #include <sys/types.h>
-#include <sys/endian.h>
 
-#include <stdint.h>
-#include <time.h>
-#include <string.h>
-#include <pthread.h>
 
 
 #ifdef __cplusplus
diff --git a/lib/libusb/libusb10_desc.c b/lib/libusb/libusb10_desc.c
index 0215bceef006..18a8a8b86bc3 100644
--- a/lib/libusb/libusb10_desc.c
+++ b/lib/libusb/libusb10_desc.c
@@ -26,7 +26,6 @@
 
 #include <stdlib.h>
 #include <stdio.h>
-#include <pthread.h>
 #include <sys/queue.h>
 
 #include "libusb20.h"
diff --git a/lib/libusb/libusb10_io.c b/lib/libusb/libusb10_io.c
index 3d6daefbc241..119132e42468 100644
--- a/lib/libusb/libusb10_io.c
+++ b/lib/libusb/libusb10_io.c
@@ -32,7 +32,6 @@
 #include <time.h>
 #include <errno.h>
 #include <sys/queue.h>
-#include <sys/endian.h>
 
 #include "libusb20.h"
 #include "libusb20_desc.h"
diff --git a/lib/libusb/libusb20_desc.c b/lib/libusb/libusb20_desc.c
index 5206cf457570..7d462a6e946e 100644
--- a/lib/libusb/libusb20_desc.c
+++ b/lib/libusb/libusb20_desc.c
@@ -27,7 +27,6 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include <poll.h>
 #include <sys/queue.h>
 
 #include "libusb20.h"
diff --git a/lib/libusb/libusb20_ugen20.c b/lib/libusb/libusb20_ugen20.c
index 892ba0eb78aa..76e96d55df36 100644
--- a/lib/libusb/libusb20_ugen20.c
+++ b/lib/libusb/libusb20_ugen20.c
@@ -31,7 +31,6 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
-#include <poll.h>
 #include <fcntl.h>
 #include <errno.h>
 
diff --git a/lib/libusb/usb.h b/lib/libusb/usb.h
index 3963a9f0355c..5d9c603af5a0 100644
--- a/lib/libusb/usb.h
+++ b/lib/libusb/usb.h
@@ -27,8 +27,7 @@
 #ifndef _LIBUSB20_COMPAT_01_H_
 #define	_LIBUSB20_COMPAT_01_H_
 
-#include <sys/stdint.h>
-#include <sys/endian.h>
+#include <stdint.h>
 #include <sys/types.h>
 #include <sys/param.h>