diff --git a/viperserver b/viperserver
index 7feca5dfd..3e9347219 160000
--- a/viperserver
+++ b/viperserver
@@ -1 +1 @@
-Subproject commit 7feca5dfdc7790a6993c56501f68af9e7d038df5
+Subproject commit 3e9347219c323948c57ab627adbfe22ff490e1f5