diff --git a/modules/backend b/modules/backend
index 7112ace3..4b4be2be 160000
--- a/modules/backend
+++ b/modules/backend
@@ -1 +1 @@
-Subproject commit 7112ace34ffa0805e7a3c2aded32a9746067271e
+Subproject commit 4b4be2be259639b0e192aedc72921289de2d0ed3