diff --git a/usr.bin/lockf/lockf.1 b/usr.bin/lockf/lockf.1
index 51c03b0a0f0..e8ce3ff02f5 100644
--- a/usr.bin/lockf/lockf.1
+++ b/usr.bin/lockf/lockf.1
@@ -1,4 +1,4 @@
-\"
+.\"
 .\" Copyright (C) 1998 John D. Polstra.  All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without