diff --git a/src/proto/ex_getln.pro b/src/proto/ex_getln.pro
index a2d7a9f..298c630 100644
--- a/src/proto/ex_getln.pro
+++ b/src/proto/ex_getln.pro
@@ -4,7 +4,7 @@
 char_u *getcmdline_prompt(int firstc, char_u *prompt, int attr, int xp_context, char_u *xp_arg);
 int text_locked(void);
 void text_locked_msg(void);
-char_u *get_text_locked_msg(void);
+char *get_text_locked_msg(void);
 int curbuf_locked(void);
 int allbuf_locked(void);
 char_u *getexline(int c, void *cookie, int indent);