diff --git a/tests/Application/config/packages/twig.yaml b/tests/Application/config/packages/twig.yaml
index 3b315dcc1..27c924127 100644
--- a/tests/Application/config/packages/twig.yaml
+++ b/tests/Application/config/packages/twig.yaml
@@ -2,3 +2,5 @@ twig:
     paths: ['%kernel.project_dir%/templates']
     debug: '%kernel.debug%'
     strict_variables: '%kernel.debug%'
+    form_themes:
+        - '@FOSCKEditor/Form/ckeditor_widget.html.twig'