diff --git a/testing/ats-regression-tests b/testing/ats-regression-tests
index fa984fbc6..681df4c21 160000
--- a/testing/ats-regression-tests
+++ b/testing/ats-regression-tests
@@ -1 +1 @@
-Subproject commit fa984fbc6fa85f2f6b91f7e629c89001b1672d34
+Subproject commit 681df4c21959fac2f54820529c0dc8f30871e1c3