diff --git a/6502-cpu b/6502-cpu
index bd9f108..1dcc2fd 160000
--- a/6502-cpu
+++ b/6502-cpu
@@ -1 +1 @@
-Subproject commit bd9f108cec66604185b05cb8cd6f75a53b676728
+Subproject commit 1dcc2fd741220917bfac43cf02131c0e431fe4a7
diff --git a/68b50-dual-serial b/68b50-dual-serial
index 2cea53d..337778f 160000
--- a/68b50-dual-serial
+++ b/68b50-dual-serial
@@ -1 +1 @@
-Subproject commit 2cea53d5e25e48d88d2b7e5503ff9e59d8195f98
+Subproject commit 337778fecacaf6c961df37631cb75ac072e71813
diff --git a/z80-cpu b/z80-cpu
index cacaeeb..2900b26 160000
--- a/z80-cpu
+++ b/z80-cpu
@@ -1 +1 @@
-Subproject commit cacaeeb9a300a4f2da89f436a495b986f50bbfc2
+Subproject commit 2900b263c5dd66d2fe47542c6176c82c0a6985fc