diff --git a/.env.example b/.env.example
index f7bac5a6..e29ec316 100644
--- a/.env.example
+++ b/.env.example
@@ -66,7 +66,7 @@ MAIL_ENCRYPTION = null
 # Change below lines only if you know what they mean!
 CACHE_DRIVER = file
 SESSION_DRIVER = file
-QUEUE_DRIVER = sync
+QUEUE_DRIVER = database
 
 REDIS_HOST = 127.0.0.1
 REDIS_PASSWORD = null
diff --git a/app/Notifications/SiteMessage.php b/app/Notifications/SiteMessage.php
index d62a84ae..eff97f24 100644
--- a/app/Notifications/SiteMessage.php
+++ b/app/Notifications/SiteMessage.php
@@ -4,10 +4,14 @@ declare(strict_types=1);
 
 namespace App\Notifications;
 
+use Illuminate\Bus\Queueable;
 use Illuminate\Notifications\Notification;
+use Illuminate\Contracts\Queue\ShouldQueue;
 
-class SiteMessage extends Notification
+class SiteMessage extends Notification implements ShouldQueue
 {
+    use Queueable;
+
     public $title;
 
     public $content;
diff --git a/app/Providers/AppServiceProvider.php b/app/Providers/AppServiceProvider.php
index 15c99c68..afb7ffc9 100644
--- a/app/Providers/AppServiceProvider.php
+++ b/app/Providers/AppServiceProvider.php
@@ -50,8 +50,11 @@ class AppServiceProvider extends ServiceProvider
 
         try {
             if (option('enable_redis') && Redis::ping()) {
-                config(['cache.default'  => 'redis']);
-                config(['session.driver' => 'redis']);
+                config([
+                    'cache.default'  => 'redis',
+                    'session.driver' => 'redis',
+                    'queue.default' => 'redis',
+                ]);
             }
         } catch (\Exception $e) {
             //
diff --git a/config/queue.php b/config/queue.php
index d0f732a6..7a8e1237 100644
--- a/config/queue.php
+++ b/config/queue.php
@@ -15,7 +15,7 @@ return [
     |
     */
 
-    'default' => env('QUEUE_DRIVER', 'sync'),
+    'default' => env('QUEUE_DRIVER', 'database'),
 
     /*
     |--------------------------------------------------------------------------
diff --git a/database/migrations/2019_07_05_222912_create_jobs_table.php b/database/migrations/2019_07_05_222912_create_jobs_table.php
new file mode 100644
index 00000000..58d77154
--- /dev/null
+++ b/database/migrations/2019_07_05_222912_create_jobs_table.php
@@ -0,0 +1,36 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class CreateJobsTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('jobs', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->string('queue')->index();
+            $table->longText('payload');
+            $table->unsignedTinyInteger('attempts');
+            $table->unsignedInteger('reserved_at')->nullable();
+            $table->unsignedInteger('available_at');
+            $table->unsignedInteger('created_at');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('jobs');
+    }
+}
diff --git a/database/update_scripts/update-4.3.6-to-4.3.7.php b/database/update_scripts/update-4.3.6-to-4.3.7.php
new file mode 100644
index 00000000..2d9a4803
--- /dev/null
+++ b/database/update_scripts/update-4.3.6-to-4.3.7.php
@@ -0,0 +1,10 @@
+<?php
+
+return [
+    '请您手动打开终端或 PowerShell 执行以下命令以完成升级：',
+    'Please open terminal or PowerShell to complete upgrade:',
+    '<code>php artisan migrate --force</code>',
+    '',
+    '然后修改 .env 文件，将 <code>QUEUE_DRIVER</code> 的值改为 <code>database</code>。（使用 Redis 的用户请修改为 <code>redis</code>）',
+    'Then, please edit your ".env" file. Change the value of <code>QUEUE_DRIVER</code> from <code>sync</code> to <code>database</code>. Redis users please change it to <code>redis</code>.',
+];
diff --git a/resources/misc/changelogs/en/4.3.7.md b/resources/misc/changelogs/en/4.3.7.md
new file mode 100644
index 00000000..0a69f780
--- /dev/null
+++ b/resources/misc/changelogs/en/4.3.7.md
@@ -0,0 +1,3 @@
+## Tweaked
+
+- Push notifications to queue for performance.
diff --git a/resources/misc/changelogs/zh_CN/4.3.7.md b/resources/misc/changelogs/zh_CN/4.3.7.md
new file mode 100644
index 00000000..dd16ca5f
--- /dev/null
+++ b/resources/misc/changelogs/zh_CN/4.3.7.md
@@ -0,0 +1,3 @@
+## 调整
+
+- 发送通知时将任务推送到队列
diff --git a/tests/SetupControllerTest.php b/tests/SetupControllerTest.php
index db339af9..afe8a68e 100644
--- a/tests/SetupControllerTest.php
+++ b/tests/SetupControllerTest.php
@@ -41,6 +41,7 @@ class SetupControllerTest extends TestCase
             'oauth_personal_access_clients',
             'oauth_refresh_tokens',
             'notifications',
+            'jobs',
         ];
         array_walk($tables, function ($table) {
             Schema::dropIfExists($table);