diff --git a/man/man1/0intro.1 b/man/man1/0intro.1
index 703617d8..bbcbc6e8 100644
--- a/man/man1/0intro.1
+++ b/man/man1/0intro.1
@@ -209,7 +209,7 @@ client has been ported, though
 has not.
 .IR Vac (1)
 and
-.IR vacfs (1)
+.IR vacfs (4)
 have been ported.
 .IR Factotum
 and