diff --git a/src/InvoicesServiceProvider.php b/src/InvoicesServiceProvider.php
index b9f04f6..42b08c4 100644
--- a/src/InvoicesServiceProvider.php
+++ b/src/InvoicesServiceProvider.php
@@ -4,10 +4,9 @@
 
 namespace SolumDeSignum\Invoices;
 
-use Illuminate\Contracts\Support\DeferrableProvider;
 use Illuminate\Support\ServiceProvider;
 
-class InvoicesServiceProvider extends ServiceProvider implements DeferrableProvider
+class InvoicesServiceProvider extends ServiceProvider
 {
     /**
      * Perform post-registration booting of services.