1 files changed, 1 insertions, 1 deletions
diff --git a/src/wx/film_viewer.h b/src/wx/film_viewer.h
index aacede06e..4a704ae6c 100644
--- a/src/wx/film_viewer.h
+++ b/src/wx/film_viewer.h
@@ -63,7 +63,7 @@ public:
 private:
 	void paint_panel ();
 	void panel_sized (wxSizeEvent &);
-	void slider_moved ();
+	void slider_moved (bool update_slider);
 	void play_clicked ();
 	void timer ();
 	void calculate_sizes ();