diff --git a/cas/config/cas.properties b/cas/config/cas.properties
index 71e65f93..b0b46e80 100644
--- a/cas/config/cas.properties
+++ b/cas/config/cas.properties
@@ -13,7 +13,7 @@ cas.service-registry.json.location=file:/etc/georchestra/cas/services
 
 cas.authn.accept.enabled=false
 
-cas.authn.ldap[0].ldap-url=ldap://${LDAPHOST}:${LDAPPORT}/
+cas.authn.ldap[0].ldap-url=${LDAPSCHEME}://${LDAPHOST}:${LDAPPORT}/
 cas.authn.ldap[0].bind-dn=
 cas.authn.ldap[0].bind-credential=