diff --git a/compose.yml b/compose.yml
index 07afaba..01f3475 100644
--- a/compose.yml
+++ b/compose.yml
@@ -22,6 +22,7 @@ x-env: &env
   FOODCOOP_USE_NICK:
   FOODCOOP_LANGUAGE:
   LOG_LEVEL:
+  MINIMUM_BALANCE:
   MYSQL_DB:
   MYSQL_HOST:
   MYSQL_PORT: