diff --git a/tests/test_Tile.html b/tests/test_Tile.html
index 4ed7eaf1bd..8e27098685 100644
--- a/tests/test_Tile.html
+++ b/tests/test_Tile.html
@@ -6,9 +6,11 @@
     
     function test_01_Tile_constructor (t) {
         t.plan( 9 );
-        tile = new OpenLayers.Tile(
-          new OpenLayers.Bounds(1,2,3,4), "",
-          new OpenLayers.Size(5,6));
+        tile = new OpenLayers.Tile(null,
+                                   new OpenLayers.Bounds(1,2,3,4), 
+                                   "",
+                                   new OpenLayers.Size(5,6) );
+
         t.ok( tile instanceof OpenLayers.Tile, "new OpenLayers.Tile returns Tile object" );
         t.ok( tile.bounds instanceof OpenLayers.Bounds, "tile.bounds is a Bounds object" );
         t.eq( tile.bounds.left, 1, "tile.bounds.left is set correctly");
diff --git a/tests/test_Tile_Image.html b/tests/test_Tile_Image.html
index 9210c97359..6a0c2feb25 100644
--- a/tests/test_Tile_Image.html
+++ b/tests/test_Tile_Image.html
@@ -6,9 +6,10 @@
     
     function test_01_Tile_Image_constructor (t) {
         t.plan( 10 );
-        tile = new OpenLayers.Tile.Image(
-          new OpenLayers.Bounds(1,2,3,4), "http://www.openlayers.org/dev/tests/tileimage",
-          new OpenLayers.Size(5,6));
+        tile = new OpenLayers.Tile.Image(null,
+                                         new OpenLayers.Bounds(1,2,3,4), 
+                                         "http://www.openlayers.org/dev/tests/tileimage",
+                                         new OpenLayers.Size(5,6) );
         t.ok( tile instanceof OpenLayers.Tile.Image, "new OpenLayers.Tile returns Tile object" );
         t.ok( tile.bounds instanceof OpenLayers.Bounds, "tile.bounds is a Bounds object" );
         t.eq( tile.bounds.left, 1, "tile.bounds.left is set correctly");
@@ -22,9 +23,10 @@
     }
     function test_02_Tile_Image_draw (t) {
         t.plan( 4 );
-        tile = new OpenLayers.Tile.Image(
-          new OpenLayers.Bounds(1,2,3,4), "http://www.openlayers.org/dev/tests/tileimage",
-          new OpenLayers.Size(5,6));
+        tile = new OpenLayers.Tile.Image(null,
+                                         new OpenLayers.Bounds(1,2,3,4), 
+                                         "http://www.openlayers.org/dev/tests/tileimage",
+                                         new OpenLayers.Size(5,6));
         tile.draw();
         t.ok( tile.img instanceof HTMLImageElement, "tile.draw creates an image");
         t.eq( tile.img.src, "http://www.openlayers.org/dev/tests/tileimage", "tile.draw creates an image");