diff --git a/test/runtimes/defs.bzl b/test/runtimes/defs.bzl
index 399060fa4..5779b9591 100644
--- a/test/runtimes/defs.bzl
+++ b/test/runtimes/defs.bzl
@@ -65,6 +65,7 @@ def runtime_test(name, **kwargs):
             "local",
             "manual",
         ],
+        size = "enormous",
         **kwargs
     )