diff --git a/bin/cat/cat.c b/bin/cat/cat.c
index ffc9f3938882..8c433f14d596 100644
--- a/bin/cat/cat.c
+++ b/bin/cat/cat.c
@@ -298,11 +298,11 @@ udom_open(const char *path, int flags)
 		switch(flags & O_ACCMODE) {
 		case O_RDONLY:
 			if (shutdown(fd, SHUT_WR) == -1)
-				perror("cat");
+				warn(NULL);
 			break;
 		case O_WRONLY:
 			if (shutdown(fd, SHUT_RD) == -1)
-				perror("cat");
+				warn(NULL);
 			break;
 		default:
 			break;
diff --git a/bin/ps/print.c b/bin/ps/print.c
index 134ceb1ff0de..1870c53ca0dd 100644
--- a/bin/ps/print.c
+++ b/bin/ps/print.c
@@ -785,7 +785,7 @@ label(KINFO *k, VARENT *ve)
 	v = ve->var;
 	string = NULL;
 	if (mac_prepare_process_label(&proclabel) == -1) {
-		perror("mac_prepare_process_label");
+		warn("mac_prepare_process_label");
 		goto out;
 	}
 	error = mac_get_pid(k->ki_p->ki_pid, proclabel);
@@ -811,7 +811,7 @@ s_label(KINFO *k)
 	int error, size = 0;
 
 	if (mac_prepare_process_label(&proclabel) == -1) {
-		perror("mac_prepare_process_label");
+		warn("mac_prepare_process_label");
 		return (0);
 	}
 	error = mac_get_pid(k->ki_p->ki_pid, proclabel);