diff --git a/test/write.test.js b/test/write.test.js
index 0aee5c3..c8d3cf7 100644
--- a/test/write.test.js
+++ b/test/write.test.js
@@ -10,6 +10,7 @@ fs.mkdirSync(fixtureDir, 0755);
 
 exports['test mbtiles file creation'] = function(beforeExit) {
     var mbtiles = new MBTiles(fixtureDir + '/test_1.mbtiles');
-
-    mbtiles.setup();
+    mbtiles.setup(function(err) {
+        fs.unlinkSync(fixtureDir + '/test_1.mbtiles');
+    });
 };