diff --git a/backend b/backend
index 9c7940a..45173c4 160000
--- a/backend
+++ b/backend
@@ -1 +1 @@
-Subproject commit 9c7940a70a0ece77bfbfc58e35769b30aa3fc67e
+Subproject commit 45173c406c0ad04d8e6060e2ea4533a0b3184384