diff --git a/podman-jitsi/.gitlab-ci.yml b/podman-jitsi/.gitlab-ci.yml
index 3e055ca..3b1d286 100644
--- a/podman-jitsi/.gitlab-ci.yml
+++ b/podman-jitsi/.gitlab-ci.yml
@@ -10,12 +10,12 @@ jitsi:
   script:
     - cd podman-jitsi
     - ./ci_build-images.sh
-    - GARBAYE_JITSI_ENV_LISTENPORT=18085 ./10_install.sh
+    - GARBAYE_JITSI_URL=https://jitsi.garbaye.fr GARBAYE_JITSI_ENV_LISTENPORT=18085 ./10_install.sh
     - ./20_enable.sh
     - ./30_start.sh && sleep 10
     - ./40_stop.sh
     - ./30_start.sh && sleep 10
-    - GARBAYE_JITSI_ENV_LISTENPORT=18085 ./50_update.sh
+    - GARBAYE_JITSI_URL=https://jitsi.garbaye.fr GARBAYE_JITSI_ENV_LISTENPORT=18085 ./50_update.sh
     - ./40_stop.sh
     - ./70_disable.sh
     - ./80_destroy.sh
diff --git a/podman-jitsi/vars.sh b/podman-jitsi/vars.sh
index 29a5db5..73c2317 100644
--- a/podman-jitsi/vars.sh
+++ b/podman-jitsi/vars.sh
@@ -4,7 +4,8 @@ version='stable-8252'
 ## default vars : override with ENV var
 listen_if="${GARBAYE_JITSI_ENV_LISTENIF:-127.0.0.1}"
 listen_port="${GARBAYE_JITSI_ENV_LISTENPORT:-8085}"
-GARBAYE_JITSI_URL="${GARBAYE_JITSI_ENV_URL:-https://jitsi.garbaye.fr}"
+## mandatory ENV vars
+envvars='GARBAYE_JITSI_URL'
 ## internal vars : do not touch
 project_name=${PWD##*/}
 pod_name="pod_${project_name}"