diff --git a/fpga-shells b/fpga-shells
index 12cb1c2..b49f5cf 160000
--- a/fpga-shells
+++ b/fpga-shells
@@ -1 +1 @@
-Subproject commit 12cb1c2fa553a68a0ef7b584a35416f695996575
+Subproject commit b49f5cfa78df56a58a6b07c5b8d1588d950dcc68
diff --git a/sifive-blocks b/sifive-blocks
index 48d8524..88f1cbe 160000
--- a/sifive-blocks
+++ b/sifive-blocks
@@ -1 +1 @@
-Subproject commit 48d8524c4aa615521c3d35c388fe2025b1b05639
+Subproject commit 88f1cbe4208918b785df7f3b38c3e95cdf5e616f