diff --git a/README.md b/README.md
index 66656aa..88f8a08 100644
--- a/README.md
+++ b/README.md
@@ -1,8 +1,5 @@
 # Laravel PubSub Queue
 
-[![Travis](https://img.shields.io/travis/munir131/laravel-pubsub-queue/5.8?style=for-the-badge)](https://github.com/munir131/laravel-pubsub-queue)
-[![StyleCI](https://styleci.io/repos/131718560/shield)](https://styleci.io/repos/131718560)
-
 This package is a Laravel 5.8 queue driver that use the [Google PubSub](https://github.com/GoogleCloudPlatform/google-cloud-php-pubsub) service.
 
 ## Installation
@@ -10,7 +7,7 @@ This package is a Laravel 5.8 queue driver that use the [Google PubSub](https://
 You can easily install this package with [Composer](https://getcomposer.org) by running this command :
 
 ```bash
-composer require munir131/laravel-pubsub-queue
+composer require lde/laravel-pubsub-queue
 ```
 
 If you disabled package discovery, you can still manually register this package by adding the following line to the providers of your `config/app.php` file :
diff --git a/composer.json b/composer.json
index 7117dbf..18abab8 100644
--- a/composer.json
+++ b/composer.json
@@ -1,8 +1,8 @@
 {
-    "name": "munir131/laravel-pubsub-queue",
+    "name": "lde/laravel-pubsub-queue",
     "description": "Queue driver for Google Cloud Pub/Sub.",
     "keywords": [
-        "munir131",
+        "lde",
         "laravel",
         "queue",
         "gcp",
diff --git a/src/Jobs/PubSubJob.php b/src/Jobs/PubSubJob.php
index cff14b9..d5d0ae4 100644
--- a/src/Jobs/PubSubJob.php
+++ b/src/Jobs/PubSubJob.php
@@ -130,10 +130,17 @@ public function release($delay = 0)
 
         $attempts = $this->attempts();
 
-        $this->pubsub->acknowledgeAndPublish(
+        // $this->pubsub->acknowledgeAndPublish(
+        //     $this->job,
+        //     $this->queue,
+        //     ['attempts' => $attempts],
+        //     $delay
+        // );
+
+        $this->pubsub->republish(
             $this->job,
             $this->queue,
-            ['attempts' => $attempts],
+            ['attempts' => (string) $attempts],
             $delay
         );
     }
diff --git a/src/PubSubQueue.php b/src/PubSubQueue.php
index 8450c56..9367f89 100644
--- a/src/PubSubQueue.php
+++ b/src/PubSubQueue.php
@@ -146,7 +146,7 @@ public function later($delay, $job, $data = '', $subscriber = null)
         return $this->pushRaw(
             $this->createPayload($job, $data),
             $subscriber,
-            ['available_at' => (string) $this->availableAt($delay)]
+            ['available_at' => (string)  $this->availableAt($delay)]
         );
     }
 
@@ -166,7 +166,18 @@ public function pop($subscriber = null)
             'maxMessages' => 1,
         ]);
 
-        if (!empty($messages) && count($messages) > 0) {
+        if (empty($messages) || count($messages) < 1) {
+            return;
+        }
+
+        $available_at = $messages[0]->attribute('available_at');
+        if ($available_at && $available_at > time()) {
+            return;
+        }
+
+        $this->acknowledge($messages[0]);
+
+        if (! empty($messages) && count($messages) > 0) {
             return new PubSubJob(
                 $this->container,
                 $this,
@@ -222,6 +233,7 @@ public function acknowledge(Message $message, $queue = null)
      */
     public function acknowledgeAndPublish(Message $message, $subscriberName = null, $options = [], $delay = 0)
     {
+        // added republish method - not used for now
         if (isset($options['attempts'])) {
             $options['attempts'] = (string) $options['attempts'];
         }
@@ -235,6 +247,28 @@ public function acknowledgeAndPublish(Message $message, $subscriberName = null,
             'available_at' => (string) $this->availableAt($delay),
         ], $options);
 
+
+        return $topic->publish([
+            'data' => $message->data(),
+            'attributes' => $options,
+        ]);
+    }
+
+      /**
+     * Republish a message onto the queue.
+     *
+     * @param  \Google\Cloud\PubSub\Message  $message
+     * @param  string  $queue
+     * @return mixed
+     */
+    public function republish(Message $message, $queue = null, $options = [], $delay = 0)
+    {
+        $topic = $this->getTopic($this->getQueue($queue));
+
+        $options = array_merge([
+            'available_at' => (string) $this->availableAt($delay),
+        ], $options);
+
         return $topic->publish([
             'data' => $message->data(),
             'attributes' => $options,