diff --git a/templates/Dto/element/methods.twig b/templates/Dto/element/methods.twig
index 72a5991..597bb22 100644
--- a/templates/Dto/element/methods.twig
+++ b/templates/Dto/element/methods.twig
@@ -4,7 +4,7 @@
 {% else %}
 {{ element('method_set', field) }}
 {% endif %}
-{% if field.nullable %}
+{% if field.nullable and not immutable %}
 {{ element('method_set_or_fail', field) }}
 {% endif %}
 {{ element('method_get', field) }}