diff --git a/templates/drupal/.gitignore.twig b/templates/drupal/.gitignore.twig
index baec40e..3d0d166 100644
--- a/templates/drupal/.gitignore.twig
+++ b/templates/drupal/.gitignore.twig
@@ -36,6 +36,7 @@ vendor/
 {{ drupal.docroot }}/web.config
 
 {% if flake is not defined %}
+# Docker.
 .env
 docker-compose.override.yaml
 {% endif %}
diff --git a/templates/fractal/.gitignore.twig b/templates/fractal/.gitignore.twig
index c6cf6e0..767c62d 100644
--- a/templates/fractal/.gitignore.twig
+++ b/templates/fractal/.gitignore.twig
@@ -3,6 +3,7 @@
 node_modules
 
 {% if flake is not defined %}
+# Docker.
 .env
 docker-compose.override.yaml
 {% endif %}