diff --git a/src/__tests__/util/helpers.js b/src/__tests__/util/helpers.js
index <HASH>..<HASH> 100644
--- a/src/__tests__/util/helpers.js
+++ b/src/__tests__/util/helpers.js
@@ -19,7 +19,7 @@ export let test = (spec, input, callback) => {
     }
 
     ava(`${spec} (toString)`, t => {
-        t.same(result, input);
+        t.deepEqual(result, input);
     });
 };
Update helpers file for AVA <I>.