diff --git a/src/spawn.js b/src/spawn.js
index 6c86399..cdca4ed 100644
--- a/src/spawn.js
+++ b/src/spawn.js
@@ -11,7 +11,6 @@ export default function spawn(worker, tube, payload, options = {}) {
 
   if (options.timeout !== undefined) {
     timeout = options.timeout;
-    delete options.timeout;
   }
 
   if (timeout < 3000) {
@@ -20,20 +19,16 @@ export default function spawn(worker, tube, payload, options = {}) {
 
   if (options.delay !== undefined) {
     delay = options.delay;
-    delete options.delay;
   }
 
   if (options.priority !== undefined) {
     priority = options.priority;
-    delete options.priority;
   }
 
-  options.payload = payload;
-
   tube = worker.tube(tube);
 
   return tube
-         .command('put', priority, delay / 1000, timeout / 1000, JSON.stringify(options))
+         .command('put', priority, delay / 1000, timeout / 1000, JSON.stringify(payload))
          .then(function (id) {
            tube.debug('spawned job: ' + id);
            return new Job(worker, tube, id);
diff --git a/test/unit/spawn.test.js b/test/unit/spawn.test.js
index 0194e7a..f25124a 100644
--- a/test/unit/spawn.test.js
+++ b/test/unit/spawn.test.js
@@ -34,9 +34,7 @@ describe('spawn', function () {
     actual = spawn(worker, tube, values);
 
     expect(worker.tube).to.have.been.calledWith(tube);
-    expect(tube.command).to.have.been.calledWith('put', 1000, 0, 600, JSON.stringify({
-      payload: values
-    }));
+    expect(tube.command).to.have.been.calledWith('put', 1000, 0, 600, JSON.stringify(values));
 
     return actual.then(function (job) {
       expect(job).to.be.an.instanceOf(Job);