diff --git a/test/loaders/spritesheetParser.js b/test/loaders/spritesheetParser.js
index 0bffc6b..7bac3cb 100644
--- a/test/loaders/spritesheetParser.js
+++ b/test/loaders/spritesheetParser.js
@@ -74,8 +74,8 @@
             }
             next();
         })
-        .add(`atlas_crn`, `file://${__dirname}/resources/atlas_crn.json`)
-        .add(`atlas`, `file://${__dirname}/resources/atlas.json`)
+        .add(`atlas_crn`, path.join(__dirname, 'resources', 'atlas_crn.json'))
+        .add(`atlas`, path.join(__dirname, 'resources', 'atlas.json'))
         .load((loader, resources) =>
         {
             expect(resources.atlas_image.data).to.be.instanceof(HTMLImageElement);