diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index cc5cab8fe7f..eead4519347 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -627,6 +627,7 @@ services:
     environment:
       PORT: 4000
       POSTGRES_PORT: ${POSTGRES_PORT}
+      POSTGRES_HOST: ${POSTGRES_HOST}
       POSTGRES_DB: ${POSTGRES_DB}
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
       DATABASE_URL: ecto://supabase_admin:${POSTGRES_PASSWORD}@${POSTGRES_HOST}:${POSTGRES_PORT}/_supabase
diff --git a/docker/volumes/pooler/pooler.exs b/docker/volumes/pooler/pooler.exs
index 791d61c842b..06f05e1b4ac 100644
--- a/docker/volumes/pooler/pooler.exs
+++ b/docker/volumes/pooler/pooler.exs
@@ -8,7 +8,7 @@
 
 params = %{
   "external_id" => System.get_env("POOLER_TENANT_ID"),
-  "db_host" => "db",
+  "db_host" => System.get_env("POSTGRES_HOST") || "db",
   "db_port" => System.get_env("POSTGRES_PORT"),
   "db_database" => System.get_env("POSTGRES_DB"),
   "require_user" => false,