diff --git a/Models/NullAccount.php b/Models/NullAccount.php
index cf9c2c3..81faeef 100644
--- a/Models/NullAccount.php
+++ b/Models/NullAccount.php
@@ -34,5 +34,6 @@ final class NullAccount extends Account
     public function __construct(int $id = 0)
     {
         $this->id = $id;
+        parent::__construct();
     }
 }
diff --git a/Models/NullAccountPermission.php b/Models/NullAccountPermission.php
index 266267b..3765a86 100644
--- a/Models/NullAccountPermission.php
+++ b/Models/NullAccountPermission.php
@@ -34,5 +34,6 @@ final class NullAccountPermission extends AccountPermission
     public function __construct(int $id = 0)
     {
         $this->id = $id;
+        parent::__construct();
     }
 }
diff --git a/Models/NullGroup.php b/Models/NullGroup.php
index a8e3125..cbce80b 100644
--- a/Models/NullGroup.php
+++ b/Models/NullGroup.php
@@ -34,5 +34,6 @@ final class NullGroup extends Group
     public function __construct(int $id = 0)
     {
         $this->id = $id;
+        parent::__construct();
     }
 }
diff --git a/Models/NullGroupPermission.php b/Models/NullGroupPermission.php
index 49b6615..c468bc8 100644
--- a/Models/NullGroupPermission.php
+++ b/Models/NullGroupPermission.php
@@ -34,5 +34,6 @@ final class NullGroupPermission extends GroupPermission
     public function __construct(int $id = 0)
     {
         $this->id = $id;
+        parent::__construct();
     }
 }