diff --git a/classes/system b/classes/system
index 37b013a..b4f7dd8 160000
--- a/classes/system
+++ b/classes/system
@@ -1 +1 @@
-Subproject commit 37b013abaafe153af4573b42feaa285d7aa5abdc
+Subproject commit b4f7dd841c74a067bf1e2ffb24d1029ac5c5dbcd