diff --git a/classes/system b/classes/system
index 2630214..151c183 160000
--- a/classes/system
+++ b/classes/system
@@ -1 +1 @@
-Subproject commit 26302147a42fb8a64f3c21b9290f5c37b51ad85d
+Subproject commit 151c18315a0db5fa63615a098b137c65e2afc7e5