diff --git a/Blarg.GameFramework/TileMap/Prefabs/TilePrefab.cs b/Blarg.GameFramework/TileMap/Prefabs/TilePrefab.cs
index f30227c..0ddcae5 100644
--- a/Blarg.GameFramework/TileMap/Prefabs/TilePrefab.cs
+++ b/Blarg.GameFramework/TileMap/Prefabs/TilePrefab.cs
@@ -110,10 +110,16 @@ namespace Blarg.GameFramework.TileMap.Prefabs
 			if (depth <= 0)
 				throw new ArgumentException("depth");
 
+			_width = width;
+			_height = height;
+			_depth = depth;
+
 			_bounds = new BoundingBox();
 			_bounds.Min.Set(Vector3.Zero);
 			_bounds.Max.Set(width, height, depth);
 
+			_rotationBounds = new BoundingBox();
+
 			int numTiles = width * height * depth;
 			_data = new Tile[numTiles];
 			for (int i = 0; i < numTiles; ++i)