diff --git a/doc/bash/unix-shell-script-tactics b/doc/bash/unix-shell-script-tactics
index f29dd594..321466a3 160000
--- a/doc/bash/unix-shell-script-tactics
+++ b/doc/bash/unix-shell-script-tactics
@@ -1 +1 @@
-Subproject commit f29dd5946e41a1b912d42760060d7534bfd4d0d8
+Subproject commit 321466a357dedfd49c3a844f4399ad04d28d467f
diff --git a/doc/security/security-study-plan b/doc/security/security-study-plan
index b9ef9caa..e3d35ce2 160000
--- a/doc/security/security-study-plan
+++ b/doc/security/security-study-plan
@@ -1 +1 @@
-Subproject commit b9ef9caaece4e69edbcff7c131421092c2ddab48
+Subproject commit e3d35ce2d0a8a284a030a8750a26699e1450680a
diff --git a/py/textual b/py/textual
index 8e6de4cd..cbef6cd2 160000
--- a/py/textual
+++ b/py/textual
@@ -1 +1 @@
-Subproject commit 8e6de4cdf3f5a2ca22c0009c1631714677e59250
+Subproject commit cbef6cd2d6827fce221b333944ef184f071b3e19