diff --git a/carbon b/carbon
index 75ab64e..191ffb0 160000
--- a/carbon
+++ b/carbon
@@ -1 +1 @@
-Subproject commit 75ab64e1e09e134d0f7666933028a669ee2e9421
+Subproject commit 191ffb0f09ee97e8049090b53ed0d0903cbc4031
diff --git a/silicon b/silicon
index 7251bc6..c9a6800 160000
--- a/silicon
+++ b/silicon
@@ -1 +1 @@
-Subproject commit 7251bc6ddc657ee00bc2997d6fc3672ef46c70f5
+Subproject commit c9a680043d39175f19c7c112a08c46bcd5429bf5