1 files changed, 1 insertions, 1 deletions

diff --git a/src/dispextern.h b/src/dispextern.h
index 5396aeb6c8e..0e04cc466d3 100644
--- a/src/dispextern.h
+++ b/src/dispextern.h
@@ -3460,7 +3460,7 @@ void increment_matrix_positions (struct glyph_matrix *,
 void blank_row (struct window *, struct glyph_row *, int);
 void clear_glyph_matrix_rows (struct glyph_matrix *, int, int);
 void clear_glyph_row (struct glyph_row *);
-void prepare_desired_row (struct glyph_row *);
+void prepare_desired_row (struct window *, struct glyph_row *, bool);
 void update_single_window (struct window *, bool);
 void do_pending_window_change (bool);
 void change_frame_size (struct frame *, int, int, bool, bool, bool, bool);