diff --git a/smartgears/smartgears/defaults/main.yml b/smartgears/smartgears/defaults/main.yml
index fe02d193..90cf1cec 100644
--- a/smartgears/smartgears/defaults/main.yml
+++ b/smartgears/smartgears/defaults/main.yml
@@ -32,8 +32,7 @@ smartgears_service_name: 'tomcat-instance-{{ smartgears_http_port }}'
 
 smartgears_loglevel: WARN
 
-smartgears_tomcat_contexts:
-  - whn-manager
+smartgears_tomcat_contexts: [ 'whn-manager' ]
 smartgears_define_context_vo: False
 smartgears_context: '/smart-executor'
 smartgears_contexts_list: