diff --git a/ansible/roles/stack-sunbird/templates/ml-core-service.env b/ansible/roles/stack-sunbird/templates/ml-core-service.env
index 733678a84fb98ac1e4fce75a771eccd1729c9142..976be92dc13e571bbd3d9324464d5edb8978550b 100755
--- a/ansible/roles/stack-sunbird/templates/ml-core-service.env
+++ b/ansible/roles/stack-sunbird/templates/ml-core-service.env
@@ -79,3 +79,6 @@ ELASTICSEARCH_ENTITIES_INDEX={{ml_core_elasticsearch_user_extension_index_type |
 
 # Base url of the sunbird enviornment
 USER_SERVICE_URL={{ml_core_user_service_URL | default("http://user-service:3000")}}
+
+## portal url of env
+APP_PORTAL_BASE_URL={{ proto }}://{{ domain_name }}