diff --git a/app/Handlers/Commands/Incident/ReportIncidentCommandHandler.php b/app/Handlers/Commands/Incident/ReportIncidentCommandHandler.php
index 3d3d37e0..bc6b8fcb 100644
--- a/app/Handlers/Commands/Incident/ReportIncidentCommandHandler.php
+++ b/app/Handlers/Commands/Incident/ReportIncidentCommandHandler.php
@@ -13,7 +13,6 @@ namespace CachetHQ\Cachet\Handlers\Commands\Incident;
 
 use CachetHQ\Cachet\Commands\Incident\ReportIncidentCommand;
 use CachetHQ\Cachet\Events\Incident\IncidentWasReportedEvent;
-use CachetHQ\Cachet\Facades\Setting;
 use CachetHQ\Cachet\Models\Component;
 use CachetHQ\Cachet\Models\Incident;
 use Illuminate\Support\Facades\Config;
@@ -40,7 +39,7 @@ class ReportIncidentCommandHandler
 
         // The incident occurred at a different time.
         if ($command->incident_date) {
-            $incidentDate = Date::createFromFormat('d/m/Y H:i', $command->incident_date, Setting::get('app_timezone'))->setTimezone(Config::get('app.timezone'));
+            $incidentDate = Date::createFromFormat('d/m/Y H:i', $command->incident_date, config('cachet.timezone'))->setTimezone(Config::get('app.timezone'));
 
             $incident->update([
                 'created_at' => $incidentDate,
diff --git a/app/Handlers/Commands/Incident/ReportMaintenanceCommandHandler.php b/app/Handlers/Commands/Incident/ReportMaintenanceCommandHandler.php
index b9542191..9fe832b7 100644
--- a/app/Handlers/Commands/Incident/ReportMaintenanceCommandHandler.php
+++ b/app/Handlers/Commands/Incident/ReportMaintenanceCommandHandler.php
@@ -13,7 +13,6 @@ namespace CachetHQ\Cachet\Handlers\Commands\Incident;
 
 use CachetHQ\Cachet\Commands\Incident\ReportMaintenanceCommand;
 use CachetHQ\Cachet\Events\Incident\MaintenanceWasScheduledEvent;
-use CachetHQ\Cachet\Facades\Setting;
 use CachetHQ\Cachet\Models\Incident;
 use Illuminate\Support\Facades\Config;
 use Jenssegers\Date\Date;
@@ -30,7 +29,7 @@ class ReportMaintenanceCommandHandler
     public function handle(ReportMaintenanceCommand $command)
     {
         // TODO: Add validation to scheduledAt
-        $scheduledAt = Date::createFromFormat('d/m/Y H:i', $command->timestamp, Setting::get('app_timezone'))
+        $scheduledAt = Date::createFromFormat('d/m/Y H:i', $command->timestamp, config('cachet.timezone'))
             ->setTimezone(Config::get('app.timezone'));
 
         $maintenanceEvent = Incident::create([
diff --git a/app/Handlers/Commands/Incident/UpdateIncidentCommandHandler.php b/app/Handlers/Commands/Incident/UpdateIncidentCommandHandler.php
index ef25992c..015c984a 100644
--- a/app/Handlers/Commands/Incident/UpdateIncidentCommandHandler.php
+++ b/app/Handlers/Commands/Incident/UpdateIncidentCommandHandler.php
@@ -13,7 +13,6 @@ namespace CachetHQ\Cachet\Handlers\Commands\Incident;
 
 use CachetHQ\Cachet\Commands\Incident\UpdateIncidentCommand;
 use CachetHQ\Cachet\Events\Incident\IncidentWasUpdatedEvent;
-use CachetHQ\Cachet\Facades\Setting;
 use CachetHQ\Cachet\Models\Component;
 use CachetHQ\Cachet\Models\Incident;
 use Illuminate\Support\Facades\Config;
@@ -35,7 +34,7 @@ class UpdateIncidentCommandHandler
 
         // The incident occurred at a different time.
         if ($command->incident_date) {
-            $incidentDate = Date::createFromFormat('d/m/Y H:i', $command->incident_date, Setting::get('app_timezone'))->setTimezone(Config::get('app.timezone'));
+            $incidentDate = Date::createFromFormat('d/m/Y H:i', $command->incident_date, config('cachet.timezone'))->setTimezone(Config::get('app.timezone'));
 
             $incident->update([
                 'created_at' => $incidentDate,
diff --git a/app/Http/Controllers/Dashboard/ScheduleController.php b/app/Http/Controllers/Dashboard/ScheduleController.php
index 3e7f94aa..8b710788 100644
--- a/app/Http/Controllers/Dashboard/ScheduleController.php
+++ b/app/Http/Controllers/Dashboard/ScheduleController.php
@@ -13,7 +13,6 @@ namespace CachetHQ\Cachet\Http\Controllers\Dashboard;
 
 use AltThree\Validator\ValidationException;
 use CachetHQ\Cachet\Commands\Incident\ReportMaintenanceCommand;
-use CachetHQ\Cachet\Facades\Setting;
 use CachetHQ\Cachet\Models\Incident;
 use CachetHQ\Cachet\Models\IncidentTemplate;
 use GrahamCampbell\Binput\Facades\Binput;
@@ -140,7 +139,7 @@ class ScheduleController extends Controller
     {
         $scheduleData = Binput::get('incident');
         // Parse the schedule date.
-        $scheduledAt = Date::createFromFormat('d/m/Y H:i', $scheduleData['scheduled_at'], Setting::get('app_timezone'))
+        $scheduledAt = Date::createFromFormat('d/m/Y H:i', $scheduleData['scheduled_at'], config('cachet.timezone'))
             ->setTimezone(Config::get('app.timezone'));
 
         if ($scheduledAt->isPast()) {
diff --git a/app/Http/Kernel.php b/app/Http/Kernel.php
index b5cdc265..462a193b 100644
--- a/app/Http/Kernel.php
+++ b/app/Http/Kernel.php
@@ -46,6 +46,7 @@ class Kernel extends HttpKernel
         'csrf'            => 'Illuminate\Foundation\Http\Middleware\VerifyCsrfToken',
         'guest'           => 'CachetHQ\Cachet\Http\Middleware\RedirectIfAuthenticated',
         'localize'        => 'CachetHQ\Cachet\Http\Middleware\Localize',
+        'timezone'        => 'CachetHQ\Cachet\Http\Middleware\Timezone',
         'throttling'      => 'GrahamCampbell\Throttle\Http\Middleware\ThrottleMiddleware',
     ];
 }
diff --git a/app/Http/Middleware/Timezone.php b/app/Http/Middleware/Timezone.php
new file mode 100644
index 00000000..15ddc9cd
--- /dev/null
+++ b/app/Http/Middleware/Timezone.php
@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace CachetHQ\Cachet\Http\Middleware;
+
+use Closure;
+
+class Timezone
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param \Illuminate\Http\Request $request
+     * @param \Closure                 $next
+     * @param string                   $type
+     *
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        if ($tz = $request->header('Time-Zone')) {
+            app('config')->set('cachet.timezone', $tz);
+        }
+
+        return $next($request);
+    }
+}
diff --git a/app/Http/Routes/ApiRoutes.php b/app/Http/Routes/ApiRoutes.php
index 4906133e..fd924244 100644
--- a/app/Http/Routes/ApiRoutes.php
+++ b/app/Http/Routes/ApiRoutes.php
@@ -30,7 +30,7 @@ class ApiRoutes
         $router->group([
             'namespace'  => 'Api',
             'prefix'     => 'api/v1',
-            'middleware' => 'accept:application/json',
+            'middleware' => ['accept:application/json', 'timezone'],
         ], function ($router) {
             // General
             $router->get('ping', 'GeneralController@ping');
diff --git a/app/Providers/ConfigServiceProvider.php b/app/Providers/ConfigServiceProvider.php
index 0a25dc33..5848759a 100644
--- a/app/Providers/ConfigServiceProvider.php
+++ b/app/Providers/ConfigServiceProvider.php
@@ -26,12 +26,13 @@ class ConfigServiceProvider extends ServiceProvider
      */
     public function boot()
     {
-        $appDomain = $appLocale = null;
+        $appDomain = $appLocale = $appTimezone = null;
 
         try {
             // Get app custom configuration.
             $appDomain = Setting::get('app_domain');
             $appLocale = Setting::get('app_locale');
+            $appTimezone = Setting::get('app_timezone');
 
             // Setup Cors.
             $allowedOrigins = $this->app->config->get('cors.defaults.allowedOrigins');
@@ -55,6 +56,7 @@ class ConfigServiceProvider extends ServiceProvider
         // Override default app values.
         $this->app->config->set('app.url', $appDomain ?: $this->app->config->get('app.url'));
         $this->app->config->set('app.locale', $appLocale ?: $this->app->config->get('app.locale'));
+        $this->app->config->set('cachet.timezone', $appTimezone ?: $this->app->config->get('cachet.timezone'));
 
         // Set custom lang.
         $this->app->translator->setLocale($appLocale);
diff --git a/config/cachet.php b/config/cachet.php
new file mode 100644
index 00000000..b6231302
--- /dev/null
+++ b/config/cachet.php
@@ -0,0 +1,25 @@
+<?php
+
+/*
+ * This file is part of Cachet.
+ *
+ * (c) Alt Three Services Limited
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Cachet Timezone
+    |--------------------------------------------------------------------------
+    |
+    | The timezone Cachet uses for converting timezones on saving.
+    |
+    */
+
+    'timezone' => 'UTC',
+
+];