diff --git a/test/reference b/test/reference
index d610bd77d..b4aec73f6 160000
--- a/test/reference
+++ b/test/reference
@@ -1 +1 @@
-Subproject commit d610bd77d2a9b589812e924494df7b6d0f7dcf9d
+Subproject commit b4aec73f6b1df6f9f7449f6308be53c4aff21ac4