diff --git a/src/viewport.cpp b/src/viewport.cpp
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -1620,11 +1620,11 @@ void ViewportDoDraw(const ViewPort *vp, 
 
 	_cur_dpi = old_dpi;
 
-	_vd.string_sprites_to_draw.Clear();
-	_vd.tile_sprites_to_draw.Clear();
-	_vd.parent_sprites_to_draw.Clear();
-	_vd.parent_sprites_to_sort.Clear();
-	_vd.child_screen_sprites_to_draw.Clear();
+	_vd.string_sprites_to_draw.clear();
+	_vd.tile_sprites_to_draw.clear();
+	_vd.parent_sprites_to_draw.clear();
+	_vd.parent_sprites_to_sort.clear();
+	_vd.child_screen_sprites_to_draw.clear();
 }
 
 /**