diff --git a/templates/compose/supabase.yaml b/templates/compose/supabase.yaml
index fad059a08..496bade26 100644
--- a/templates/compose/supabase.yaml
+++ b/templates/compose/supabase.yaml
@@ -975,7 +975,7 @@ services:
       - GOTRUE_DB_DRIVER=postgres
       - GOTRUE_DB_DATABASE_URL=postgres://supabase_auth_admin:${SERVICE_PASSWORD_POSTGRES}@${POSTGRES_HOSTNAME:-supabase-db}:${POSTGRES_PORT:-5432}/${POSTGRES_DB:-postgres}
       # The base URL your site is located at. Currently used in combination with other settings to construct URLs used in emails.
-      - GOTRUE_SITE_URL=${SERVICE_URL_SUPABASEKONG}
+      - GOTRUE_SITE_URL=${GOTRUE_SITE_URL:-${SERVICE_URL_SUPABASEKONG}}
       # A comma separated list of URIs (e.g. "https://foo.example.com,https://*.foo.example.com,https://bar.example.com") which are permitted as valid redirect_to destinations.
       - GOTRUE_URI_ALLOW_LIST=${ADDITIONAL_REDIRECT_URLS}
       - GOTRUE_DISABLE_SIGNUP=${DISABLE_SIGNUP:-false}