diff --git a/docker-compose.yml b/docker-compose.yml
index e09f42d..9e994a5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -34,7 +34,7 @@ services:
     command: server
     environment:
       AUTHENTIK_REDIS__HOST: redis
-      AUTHENTIK_POSTGRESQL__HOST: postgresql
+      AUTHENTIK_POSTGRESQL__HOST: ${PG_HOST:-postgres}
       AUTHENTIK_POSTGRESQL__USER: ${PG_USER:-authentik}
       AUTHENTIK_POSTGRESQL__NAME: ${PG_DB:-authentik}
       AUTHENTIK_POSTGRESQL__PASSWORD: ${PG_PASS}
@@ -55,7 +55,7 @@ services:
     command: worker
     environment:
       AUTHENTIK_REDIS__HOST: redis
-      AUTHENTIK_POSTGRESQL__HOST: postgresql
+      AUTHENTIK_POSTGRESQL__HOST: ${PG_HOST:-postgres}
       AUTHENTIK_POSTGRESQL__USER: ${PG_USER:-authentik}
       AUTHENTIK_POSTGRESQL__NAME: ${PG_DB:-authentik}
       AUTHENTIK_POSTGRESQL__PASSWORD: ${PG_PASS}