diff --git a/usr.sbin/lsdev/i386.c b/usr.sbin/lsdev/i386.c
index 78f28e998395..301fd422c5cd 100644
--- a/usr.sbin/lsdev/i386.c
+++ b/usr.sbin/lsdev/i386.c
@@ -2,6 +2,7 @@
 #include <stdio.h>
 #include <string.h>
 #include <machine/vmparam.h>
+#include <vm/pmap.h>
 #include <i386/isa/isa_device.h>
 #include <i386/eisa/eisaconf.h>
 #include <scsi/scsiconf.h>