diff --git a/hw/xfree86/os-support/hurd/hurd_init.c b/hw/xfree86/os-support/hurd/hurd_init.c
index 185b2b951..fe1a76413 100644
--- a/hw/xfree86/os-support/hurd/hurd_init.c
+++ b/hw/xfree86/os-support/hurd/hurd_init.c
@@ -42,6 +42,7 @@
 #include <sys/file.h>
 #include <assert.h>
 #include <mach.h>
+#include <hurd.h>
 
 int
 xf86ProcessArgument(int argc, char **argv, int i)
diff --git a/hw/xfree86/os-support/hurd/hurd_mmap.c b/hw/xfree86/os-support/hurd/hurd_mmap.c
index 6ac9efdfe..8e089cadb 100644
--- a/hw/xfree86/os-support/hurd/hurd_mmap.c
+++ b/hw/xfree86/os-support/hurd/hurd_mmap.c
@@ -27,6 +27,7 @@
 #include<mach.h>
 #include<device/device.h>
 #include<mach/machine/mach_i386.h>
+#include <hurd.h>
 
 #include <X11/X.h>
 
diff --git a/hw/xfree86/os-support/hurd/hurd_video.c b/hw/xfree86/os-support/hurd/hurd_video.c
index 72474ba10..b3b94c9f2 100644
--- a/hw/xfree86/os-support/hurd/hurd_video.c
+++ b/hw/xfree86/os-support/hurd/hurd_video.c
@@ -28,6 +28,7 @@
 #include <mach.h>
 #include <device/device.h>
 #include <mach/machine/mach_i386.h>
+#include <hurd.h>
 
 #include <X11/X.h>
 #include "input.h"