diff --git a/man2/unimplemented.2 b/man2/unimplemented.2
index d5f83e23a..b1ea6673a 100644
--- a/man2/unimplemented.2
+++ b/man2/unimplemented.2
@@ -26,7 +26,7 @@
 .\"
 .TH UNIMPLEMENTED 2 2007-07-05 "Linux" "Linux Programmer's Manual"
 .SH NAME
-afs_syscall, break, ftime, getpmsg, gtty, lock, mpx, prof, profil,
+afs_syscall, break, ftime, getpmsg, gtty, lock, madvise1, mpx, prof, profil,
 putpmsg, security, stty, ulimit, vserver \- unimplemented system calls
 .SH SYNOPSIS
 Unimplemented system calls.