diff --git a/aux/btest b/aux/btest
index 37f8619c8a..f7bd3a7809 160000
--- a/aux/btest
+++ b/aux/btest
@@ -1 +1 @@
-Subproject commit 37f8619c8ac89e7e9bcda6c167e8972a05d8e286
+Subproject commit f7bd3a78092a0807d69e9cc54ac41fbe1908cc21