diff --git a/backend/commonbackend b/backend/commonbackend
index ba53b7a..42d88a9 160000
--- a/backend/commonbackend
+++ b/backend/commonbackend
@@ -1 +1 @@
-Subproject commit ba53b7a25de08b41f6d434634daa5bc46ed5165b
+Subproject commit 42d88a90c4ab6979a90b1b57f104864938555e32