diff --git a/piping-server b/piping-server
index 07f163b..7505ec5 160000
--- a/piping-server
+++ b/piping-server
@@ -1 +1 @@
-Subproject commit 07f163b4fa0936048cac55a934f2aa8bf7cb0153
+Subproject commit 7505ec59defa7e26f06fa7ce13638f94107a7b49