diff --git a/assets/config.php b/assets/config.php
index 1904f1dd..0d748ae2 100644
--- a/assets/config.php
+++ b/assets/config.php
@@ -56,4 +56,5 @@ return [
     'queue_database_creation' => false,
     'queue_database_deletion' => false,
     'database_name_key' => null,
+    'unique_id_generator' => 'Stancl\Tenancy\UUIDGenerator',
 ];
diff --git a/src/Interfaces/UniqueIdentifierGenerator.php b/src/Interfaces/UniqueIdentifierGenerator.php
new file mode 100644
index 00000000..becf19d2
--- /dev/null
+++ b/src/Interfaces/UniqueIdentifierGenerator.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Stancl\Tenancy\Interfaces;
+
+interface UniqueIdentifierGenerator
+{
+    /**
+     * Generate a unique identifier.
+     *
+     * @param string $domain
+     * @param array $data
+     * @return string
+     */
+    public static function handle(string $domain, array $data = []): string;
+}
diff --git a/src/TenancyServiceProvider.php b/src/TenancyServiceProvider.php
index 9db8a2aa..3acd9c13 100644
--- a/src/TenancyServiceProvider.php
+++ b/src/TenancyServiceProvider.php
@@ -125,7 +125,9 @@ class TenancyServiceProvider extends ServiceProvider
         $this->app->bind(ServerConfigManager::class, $this->app['config']['tenancy.server.manager']);
         $this->app->singleton(DatabaseManager::class);
         $this->app->singleton(TenantManager::class, function ($app) {
-            return new TenantManager($app, $app[StorageDriver::class], $app[DatabaseManager::class]);
+            return new TenantManager(
+                $app, $app[StorageDriver::class], $app[DatabaseManager::class], $app[$app['config']['tenancy.unique_id_generator']]
+            );
         });
 
         $this->app->singleton(Migrate::class, function ($app) {
diff --git a/src/TenantManager.php b/src/TenantManager.php
index 10c7877a..b8909e08 100644
--- a/src/TenantManager.php
+++ b/src/TenantManager.php
@@ -5,6 +5,7 @@ namespace Stancl\Tenancy;
 use Stancl\Tenancy\Interfaces\StorageDriver;
 use Stancl\Tenancy\Traits\BootstrapsTenancy;
 use Illuminate\Contracts\Foundation\Application;
+use Stancl\Tenancy\Interfaces\UniqueIdentifierGenerator;
 use Stancl\Tenancy\Exceptions\CannotChangeUuidOrDomainException;
 use Stancl\Tenancy\Exceptions\TenantCouldNotBeIdentifiedException;
 
@@ -33,6 +34,13 @@ final class TenantManager
      */
     public $database;
 
+    /**
+     * Unique identifier generator.
+     *
+     * @var UniqueIdentifierGenerator
+     */
+    protected $generator;
+
     /**
      * Current tenant.
      *
@@ -40,11 +48,12 @@ final class TenantManager
      */
     public $tenant = [];
 
-    public function __construct(Application $app, StorageDriver $storage, DatabaseManager $database)
+    public function __construct(Application $app, StorageDriver $storage, DatabaseManager $database, UniqueIdentifierGenerator $generator)
     {
         $this->app = $app;
         $this->storage = $storage;
         $this->database = $database;
+        $this->generator = $generator;
     }
 
     public function init(string $domain = null): array
@@ -87,7 +96,7 @@ final class TenantManager
             throw new \Exception("Domain $domain is already occupied by tenant $id.");
         }
 
-        $tenant = $this->storage->createTenant($domain, (string) \Webpatser\Uuid\Uuid::generate(1, $domain));
+        $tenant = $this->storage->createTenant($domain, $this->generateUniqueIdentifier($domain, $data));
         if ($this->useJson()) {
             $tenant = $this->jsonDecodeArrayValues($tenant);
         }
@@ -103,6 +112,11 @@ final class TenantManager
         return $tenant;
     }
 
+    public function generateUniqueIdentifier(string $domain, array $data)
+    {
+        return $this->generator->handle($domain, $data);
+    }
+
     public function delete(string $uuid): bool
     {
         return $this->storage->deleteTenant($uuid);
diff --git a/src/UUIDGenerator.php b/src/UUIDGenerator.php
new file mode 100644
index 00000000..547d0ac5
--- /dev/null
+++ b/src/UUIDGenerator.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Stancl\Tenancy;
+
+use Stancl\Tenancy\Interfaces\UniqueIdentifierGenerator;
+
+class UUIDGenerator implements UniqueIdentifierGenerator
+{
+    public static function handle(string $domain, array $data = []): string
+    {
+        return (string) \Webpatser\Uuid\Uuid::generate(1, $domain);
+    }
+}