diff --git a/src/proto/ex_cmds2.pro b/src/proto/ex_cmds2.pro
index dc3bb79..e4406d1 100644
--- a/src/proto/ex_cmds2.pro
+++ b/src/proto/ex_cmds2.pro
@@ -42,7 +42,7 @@
 int check_fname __ARGS((void));
 int buf_write_all __ARGS((buf_T *buf, int forceit));
 int get_arglist __ARGS((garray_T *gap, char_u *str));
-int get_arglist_exp __ARGS((char_u *str, int *fcountp, char_u ***fnamesp));
+int get_arglist_exp __ARGS((char_u *str, int *fcountp, char_u ***fnamesp, int wig));
 void set_arglist __ARGS((char_u *str));
 void check_arg_idx __ARGS((win_T *win));
 void ex_args __ARGS((exarg_T *eap));