diff --git a/tests/shared/models/available-drives.spec.js b/tests/shared/models/available-drives.spec.js
index 347af410..67f6b000 100644
--- a/tests/shared/models/available-drives.spec.js
+++ b/tests/shared/models/available-drives.spec.js
@@ -116,7 +116,7 @@ describe('Model: availableDrives', function () {
                 bar: 'baz',
                 qux: 5
               },
-              set: new Set()
+              set: {}
             }
           ]