diff --git a/roles/web-app-matomo/templates/docker-compose.yml.j2 b/roles/web-app-matomo/templates/docker-compose.yml.j2
index ae6ff575..854467ae 100644
--- a/roles/web-app-matomo/templates/docker-compose.yml.j2
+++ b/roles/web-app-matomo/templates/docker-compose.yml.j2
@@ -2,7 +2,7 @@
   application:
 {% set container_port = 80 %}
 {% include 'roles/docker-container/templates/base.yml.j2' %}
-    image: "{{ applications | get_app_conf(application_id, 'docker.services.matomo.image']', True) }}"
+    image: "{{ applications | get_app_conf(application_id, 'docker.services.matomo.image', True) }}"
     ports:
       - "127.0.0.1:{{ports.localhost.http[application_id]}}:{{ container_port }}"
     volumes: