1 files changed, 1 insertions, 1 deletions
diff --git a/tmux.h b/tmux.h
index d5178d76..583a6f8b 100644
--- a/tmux.h
+++ b/tmux.h
@@ -1616,7 +1616,7 @@ void	environ_unset(struct environ *, const char *);
 void	environ_update(struct options *, struct environ *, struct environ *);
 void	environ_push(struct environ *);
 void	environ_log(struct environ *, const char *);
-struct environ *environ_for_session(struct session *);
+struct environ *environ_for_session(struct session *, int);
 
 /* tty.c */
 void	tty_create_log(void);