diff --git a/packages/tiler/data/expected/tile_1024_262144_262144_z19.png b/packages/tiler/data/expected/tile_1024_262144_262144_z19.png
index 2323efbcf..5df93090a 100644
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diff --git a/packages/tiler/data/expected/tile_2048_262144_262144_z19.png b/packages/tiler/data/expected/tile_2048_262144_262144_z19.png
index fd8e3bc00..b4ffc8b6d 100644
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diff --git a/packages/tiler/data/expected/tile_256_131072_131072_z18.png b/packages/tiler/data/expected/tile_256_131072_131072_z18.png
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diff --git a/packages/tiler/data/expected/tile_256_262144_262144_z19.png b/packages/tiler/data/expected/tile_256_262144_262144_z19.png
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diff --git a/packages/tiler/data/expected/tile_4096_262144_262144_z19.png b/packages/tiler/data/expected/tile_4096_262144_262144_z19.png
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diff --git a/packages/tiler/data/expected/tile_512_262144_262144_z19.png b/packages/tiler/data/expected/tile_512_262144_262144_z19.png
index 8fe90b561..316a67c2c 100644
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diff --git a/packages/tiler/data/rgba8_tiled.wm.tiff b/packages/tiler/data/rgba8_tiled.wm.tiff
new file mode 100644
index 000000000..bf2be193e
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diff --git a/packages/tiler/src/__test__/tile.creation.test.ts b/packages/tiler/src/__test__/tile.creation.test.ts
index be5963222..27e4eae0c 100644
--- a/packages/tiler/src/__test__/tile.creation.test.ts
+++ b/packages/tiler/src/__test__/tile.creation.test.ts
@@ -20,7 +20,8 @@ function getExpectedTile(tileSize: number, x: number, y: number, zoom: number):
 }
 
 describe('TileCreation', () => {
-    const tiffPath = path.join(__dirname, '../../data/rgba8_tiled.tiff');
+    // Tiff that is tiled and has WebMercator alignment for its resolution levels
+    const tiffPath = path.join(__dirname, '../../data/rgba8_tiled.wm.tiff');
     const tiff = new CogTiff(new CogSourceFile(tiffPath));
 
     beforeEach(async () => {
@@ -39,7 +40,7 @@ describe('TileCreation', () => {
         expect(layers.length).toEqual(1);
         const [layer] = layers;
         expect(layer.id).toEqual(tiff.source.name);
-        expect(layer.extract).toEqual({ height: 4, width: 4 });
+        expect(layer.extract).toEqual({ height: 16, width: 16 });
         expect(layer.resize).toEqual({ height: 2, width: 2 });
         expect(layer.x).toEqual(tiler.tileSize / 2);
         expect(layer.y).toEqual(tiler.tileSize / 2);