diff --git a/modules/backend b/modules/backend
index 6abf1127..84075724 160000
--- a/modules/backend
+++ b/modules/backend
@@ -1 +1 @@
-Subproject commit 6abf112765a8c444377aa2ad9b4d4c45b2550f30
+Subproject commit 840757240bcf9d06846232707490e07d6a5ef68a