diff --git a/arraycontext/context.py b/arraycontext/context.py
index f8441064..8e07f75f 100644
--- a/arraycontext/context.py
+++ b/arraycontext/context.py
@@ -438,6 +438,7 @@ def _get_einsum_prg(self,
             options=_DEFAULT_LOOPY_OPTIONS,
             lang_version=MOST_RECENT_LANGUAGE_VERSION,
             tags=tagged,
+            default_order=lp.auto,
             default_offset=lp.auto,
         )