Updated build-system flags

diff --git a/build-system b/build-system
index bc9ed182ee184b60a88d0325bef8877fd9912a69..f1a522b4aed7c58ce3c8467ff8a00f00c3e27e64 160000 (submodule)
--- a/build-system
+++ b/build-system
@@ -1 +1 @@
-Subproject commit bc9ed182ee184b60a88d0325bef8877fd9912a69
+Subproject commit f1a522b4aed7c58ce3c8467ff8a00f00c3e27e64