diff --git a/backend b/backend
index acbd864..8a21179 160000
--- a/backend
+++ b/backend
@@ -1 +1 @@
-Subproject commit acbd864c50094b7eed5bad6d6e3bda8046652c43
+Subproject commit 8a2117946ac3fb1f5730fbed4b621f8110c3fd52