diff --git a/init/synology-docker-compose/docker-compose.example.env b/init/synology-docker-compose/docker-compose.example.env
index 6a426746..759c574b 100644
--- a/init/synology-docker-compose/docker-compose.example.env
+++ b/init/synology-docker-compose/docker-compose.example.env
@@ -12,8 +12,8 @@ GRAFANA_NETWORK=Grafana_Net
 GRAFANA_LOCAL_VOLUME=/local/storage/location/grafana
 GRAFANA_LOCAL_USERID=1026
 GRAFANA_SERVER_DOMAIN=boards.url.com
-GF_RENDERING_CALLBACK_URL=boards.url.com
-GF_RENDERING_SERVER_URL=boards.url.com
+GRAFANA_RENDERING_CALLBACK_URL=boards.url.com
+GRAFANA_RENDERING_SERVER_URL=boards.url.com
 
 #unifi-poller
 POLLER_TAG=latest
diff --git a/init/synology-docker-compose/docker-compose.yml b/init/synology-docker-compose/docker-compose.yml
index f5c0fe0e..a281d76a 100644
--- a/init/synology-docker-compose/docker-compose.yml
+++ b/init/synology-docker-compose/docker-compose.yml
@@ -28,8 +28,8 @@ services:
       - GF_INSTALL_PLUGINS=grafana-clock-panel,natel-discrete-panel,grafana-piechart-panel
       - GF_SERVER_DOMAIN=${GRAFANA_SERVER_DOMAIN}
       - GF_ENFORCE_DOMAIN=true
-      - GF_RENDERING_CALLBACK_URL=${GF_RENDERING_CALLBACK_URL}
-      - GF_RENDERING_SERVER_URL=${GF_RENDERING_SERVER_URL}
+      - GF_RENDERING_CALLBACK_URL=${GRAFANA_RENDERING_CALLBACK_URL}
+      - GF_RENDERING_SERVER_URL=${GRAFANA_RENDERING_SERVER_URL}
     networks:
       - ${GRAFANA_NETWORK}
   unifi-poller: