1 files changed, 1 insertions, 1 deletions

diff --git a/src/gtkutil.h b/src/gtkutil.h
index cabf88da73f..e6c1e19c765 100644
--- a/src/gtkutil.h
+++ b/src/gtkutil.h
@@ -91,7 +91,7 @@ extern char *xg_get_file_name (struct frame *f,
                                bool mustmatch_p,
                                bool only_dir_p);
 
-extern Lisp_Object xg_get_font (struct frame *f, const char *);
+extern Lisp_Object xg_get_font (struct frame *f, char *);
 
 extern GtkWidget *xg_create_widget (const char *type,
                                     const char *name,