diff --git a/src/Entity/UserSystem/PermissionsEmbed.php b/src/Entity/UserSystem/PermissionsEmbed.php
index 3980b737..a4e28b8c 100644
--- a/src/Entity/UserSystem/PermissionsEmbed.php
+++ b/src/Entity/UserSystem/PermissionsEmbed.php
@@ -390,7 +390,7 @@ class PermissionsEmbed
             throw new InvalidArgumentException('No permission with the given name is existing!');
         }
 
-        $this->{$permission_name} = static::writeBitPair($this->{$permission_name}, $bit_n, $new_value);
+        $this->{$permission_name} = static::writeBitPair((int) $this->{$permission_name}, $bit_n, $new_value);
 
         return $this;
     }