diff --git a/src/com/flume2d/graphics/Tilemap.java b/src/com/flume2d/graphics/Tilemap.java
index f9a3f79..a177e23 100644
--- a/src/com/flume2d/graphics/Tilemap.java
+++ b/src/com/flume2d/graphics/Tilemap.java
@@ -68,7 +68,7 @@ public void drawMap(SpriteBatch spriteBatch)
 		int tx, ty, txp;
 		int tile, tileX, tileY;
 		TextureRegion region = new TextureRegion(tileset);
-		int tileCols = tileset.getWidth() / tileWidth;
+		int tileCols = tileset.getWidth() / (tileWidth + spacing);
 		
 		// clear the sprite batch before rendering to a buffer
 		spriteBatch.flush();