diff --git a/meshmode/array_context.py b/meshmode/array_context.py
index 26da731eaa4a6e44873bd66d5a514a18b1e2e8dc..4375eed48f4053f09d411168e26a0a8482d77e58 100644
--- a/meshmode/array_context.py
+++ b/meshmode/array_context.py
@@ -35,7 +35,8 @@ __doc__ = """
 """
 
 
-def make_loopy_program(domains, statements, kernel_data=["..."], name=None):
+def make_loopy_program(domains, statements, kernel_data=["..."],
+        name="mm_actx_kernel"):
     """Return a :class:`loopy.Program` suitable for use with
     :meth:`ArrayContext.call_loopy`.
     """