diff --git a/man5/resolv.conf.5 b/man5/resolv.conf.5
index d1d53aa79..3e6276229 100644
--- a/man5/resolv.conf.5
+++ b/man5/resolv.conf.5
@@ -60,7 +60,7 @@ Most queries for names within this domain can use short names
 relative to the local domain.
 If no \fBdomain\fP entry is present, the domain is determined
 from the local host name returned by
-.BR gethostname (3);
+.BR gethostname (2);
 the domain part is taken to be everything after the first `.'.
 Finally, if the host name does not contain a domain part, the root
 domain is assumed.