diff --git a/lib/mem b/lib/mem
index 8a8fa79..5153788 160000
--- a/lib/mem
+++ b/lib/mem
@@ -1 +1 @@
-Subproject commit 8a8fa7918cebc8fdf23061d4501e49079af9a312
+Subproject commit 515378839ec59155ef2b8df141f588f3f12f89d2
diff --git a/lib/system b/lib/system
index f886ab5..8eba4c3 160000
--- a/lib/system
+++ b/lib/system
@@ -1 +1 @@
-Subproject commit f886ab5bc35b2e0d968baa8dec3faaccf385fbc3
+Subproject commit 8eba4c3ff0efb1a0fd1268a22da362b990b4967f