diff --git a/modules/backend b/modules/backend
index 685bd0d1..3f438b9e 160000
--- a/modules/backend
+++ b/modules/backend
@@ -1 +1 @@
-Subproject commit 685bd0d17118ac37b27fcee6154b33dc09a6a533
+Subproject commit 3f438b9e8092fbdaefffa6b631aa3d4039550871