diff --git a/sbin/fsirand/fsirand.c b/sbin/fsirand/fsirand.c
index 4875ef59482d..640dd173cbd2 100644
--- a/sbin/fsirand/fsirand.c
+++ b/sbin/fsirand/fsirand.c
@@ -50,6 +50,7 @@ static char rcsid[] = "$OpenBSD: fsirand.c,v 1.9 1997/02/28 00:46:33 millert Exp
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <time.h>
 #include <unistd.h>
 
 void usage __P((int));
@@ -85,6 +86,9 @@ main(argc, argv)
 	if (argc - optind < 1)
 		usage(1);
 
+	if (srandomdev() < 0)
+		srandom(time(NULL) ^ getpid());
+
 	/* Increase our data size to the max */
 	if (getrlimit(RLIMIT_DATA, &rl) == 0) {
 		rl.rlim_cur = rl.rlim_max;