diff --git a/pax/src/cpio.c b/pax/src/cpio.c

index 67a8256..3f6e1d2 100644

--- a/pax/src/cpio.c

+++ b/pax/src/cpio.c

@@ -40,6 +40,7 @@

 #include <sys/time.h>

 #include <sys/stat.h>

 #include <sys/param.h>

+#include <sys/sysmacros.h>

 #include <string.h>

 #include <stdio.h>

 #include <unistd.h>

diff --git a/pax/src/gen_subs.c b/pax/src/gen_subs.c

index e5db820..a1bb830 100644

--- a/pax/src/gen_subs.c

+++ b/pax/src/gen_subs.c

@@ -41,6 +41,7 @@

 #include <sys/time.h>

 #include <sys/stat.h>

 #include <sys/param.h>

+#include <sys/sysmacros.h>

 #include <stdio.h>

 #include <time.h>

 #include <utmp.h>

diff --git a/pax/src/tar.c b/pax/src/tar.c

index 4b8c352..939f6a2 100644

--- a/pax/src/tar.c

+++ b/pax/src/tar.c

@@ -41,6 +41,7 @@

 #include <sys/time.h>

 #include <sys/stat.h>

 #include <sys/param.h>

+#include <sys/sysmacros.h>

 #include <string.h>

 #include <stdio.h>

 #include <unistd.h>