diff --git a/src/proto/ex_cmds.pro b/src/proto/ex_cmds.pro
index 324608f..63f25b5 100644
--- a/src/proto/ex_cmds.pro
+++ b/src/proto/ex_cmds.pro
@@ -65,5 +65,6 @@
 void set_context_in_sign_cmd(expand_T *xp, char_u *arg);
 void ex_smile(exarg_T *eap);
 void ex_drop(exarg_T *eap);
+char_u *skip_vimgrep_pat(char_u *p, char_u **s, int *flags);
 void ex_oldfiles(exarg_T *eap);
 /* vim: set ft=c : */