diff --git a/src/if_perl.xs b/src/if_perl.xs
index 5b5023c..5a29c1b 100644
--- a/src/if_perl.xs
+++ b/src/if_perl.xs
@@ -1,4 +1,4 @@
-/* vi:set ts=8 sts=4 sw=4:
+/* vi:set ts=8 sts=4 sw=4 noet:
  *
  * VIM - Vi IMproved	by Bram Moolenaar
  *