diff --git a/difftest b/difftest
index ada5ab1bf2..ca4fce1867 160000
--- a/difftest
+++ b/difftest
@@ -1 +1 @@
-Subproject commit ada5ab1bf29244df879c98c84afb7f33ead24181
+Subproject commit ca4fce1867b23ebd9af27a4fa8627d2787bbee3a