diff --git a/session.h b/session.h
index bce99f7..ee2e244 100644
--- a/session.h
+++ b/session.h
@@ -28,7 +28,7 @@
 void	do_authenticated(struct passwd * pw);
 
 /* SSH2 */
-void	do_authenticated2(void);
+void	do_authenticated2(Authctxt *ac);
 int	session_open(int id);
 void	session_input_channel_req(int id, void *arg);
 void	session_close_by_pid(pid_t pid, int status);