diff --git a/umount.c b/umount.c
index c4eb9fe..23b9ff7 100644
--- a/umount.c
+++ b/umount.c
@@ -35,7 +35,7 @@ main(int argc, char *argv[])
 
 	for (i = 0; i < argc; i++) {
 		if (umount2(argv[i], flags) < 0)
-			eprintf("umount2:");
+			perror("umount2:");
 		ret = EXIT_FAILURE;
 	}
 	return ret;