diff --git a/test/src/job.js b/test/src/job.js
index 17917e9..7b4ad7f 100644
--- a/test/src/job.js
+++ b/test/src/job.js
@@ -210,6 +210,15 @@ describe('Job Class', function () {
         expect(indexArgs.body).to.have.property('priority', minPriority);
       });
     });
+
+    it('should pass headers to the client', function () {
+      const headers = { authorization: 'Basic dXNlcjpwYXNzd29yZA==' };
+      const job = new Job(client, index, type, payload, Object.assign(options, { headers }));
+      return job.ready.then(() => {
+        const indexArgs = validateDoc(client.index);
+        expect(indexArgs).to.have.property('headers', headers);
+      });
+    });
   });
 
   describe('custom client', function () {