diff --git a/docker-compose.yml b/docker-compose.yml
index b0ac150..618f431 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -13,7 +13,7 @@ services:
     env_file:
       - stack.env
     environment:
-      - LETSENCRYPT_HOST=${IMMICH_HOST:?}
+      - LETSENCRYPT_HOST=${IMMICH_LETSENCRYPT_HOST:?}
       - VIRTUAL_HOST=${IMMICH_HOST:?}
       - VIRTUAL_PORT=${IMMICH_PORT:-3001}
     depends_on: