diff --git a/libdap-stream-ch-vpn b/libdap-stream-ch-vpn
index da778f80105ed3680cd5edf912e0ff59584de5dd..1cbd7f96dc752066f3fe4c50be6735f19331d758 160000
--- a/libdap-stream-ch-vpn
+++ b/libdap-stream-ch-vpn
@@ -1 +1 @@
-Subproject commit da778f80105ed3680cd5edf912e0ff59584de5dd
+Subproject commit 1cbd7f96dc752066f3fe4c50be6735f19331d758