diff --git a/roles/nuancier/templates/alembic.ini b/roles/nuancier/templates/alembic.ini
index 5ac41c9c68..8e42cac181 100644
--- a/roles/nuancier/templates/alembic.ini
+++ b/roles/nuancier/templates/alembic.ini
@@ -11,7 +11,11 @@ script_location = /usr/share/nuancier/alembic
 # the 'revision' command, regardless of autogenerate
 # revision_environment = false
 
+{% if env == "staging" %}
+sqlalchemy.url = postgresql://{{ nuancier_stg_db_admin_user }}:{{ nuancier_stg_db_admin_pass }}@{{ nuancier_stg_db_host }}/{{ nuancier_stg_db_name }}
+{% else %}
 sqlalchemy.url = postgresql://{{ nuancier_db_admin_user }}:{{ nuancier_db_admin_pass }}@{{ nuancier_db_host }}/{{ nuancier_db_name }}
+{% endif %}
 
 
 # Logging configuration
diff --git a/roles/nuancier/templates/nuancier.cfg b/roles/nuancier/templates/nuancier.cfg
index c128e3c5aa..22f436e009 100644
--- a/roles/nuancier/templates/nuancier.cfg
+++ b/roles/nuancier/templates/nuancier.cfg
@@ -3,10 +3,18 @@
 import os
 
 ### Secret key for the Flask application
+{% if env == "staging" %}
+SECRET_KEY='{{ nuancier_stg_secret_key }}'
+{% else %}
 SECRET_KEY='{{ nuancier_secret_key }}'
+{% endif %}
 
 ### url to the database server:
+{% if env == "staging" %}
+DB_URL='postgresql://{{ nuancier_stg_db_user }}:{{ nuancier_stg_db_pass }}@{{ nuancier_stg_db_host }}/{{ nuancier_stg_db_name }}'
+{% else %}
 DB_URL='postgresql://{{ nuancier_db_user }}:{{ nuancier_db_pass }}@{{ nuancier_db_host }}/{{ nuancier_db_name }}'
+{% endif %}
 
 ### The FAS groups in which the admin of nuancier are
 ### This can either be a single group or multiple, defined between
diff --git a/roles/nuancier/templates/nuancier_admin.cfg b/roles/nuancier/templates/nuancier_admin.cfg
index 604c0756df..b208ebf741 100644
--- a/roles/nuancier/templates/nuancier_admin.cfg
+++ b/roles/nuancier/templates/nuancier_admin.cfg
@@ -3,10 +3,18 @@
 import os
 
 ### Secret key for the Flask application
+{% if env == "staging" %}
+SECRET_KEY='{{ nuancier_stg_secret_key }}'
+{% else %}
 SECRET_KEY='{{ nuancier_secret_key }}'
+{% endif %}
 
 ### url to the database server:
+{% if env == "staging" %}
+DB_URL='postgresql://{{ nuancier_stg_db_admin_user }}:{{ nuancier_stg_db_admin_pass }}@{{ nuancier_stg_db_host }}/{{ nuancier_stg_db_name }}'
+{% else %}
 DB_URL='postgresql://{{ nuancier_db_admin_user }}:{{ nuancier_db_admin_pass }}@{{ nuancier_db_host }}/{{ nuancier_db_name }}'
+{% endif %}
 
 ### The FAS groups in which the admin of nuancier are
 ### This can either be a single group or multiple, defined between