diff --git a/ext/cl-ppcre b/ext/cl-ppcre
index e6029ed103efe9656e948ef5eb3cb09aec87c58c..afe67e92772bd0220d63efa2670930eb3ea400dd 160000
--- a/ext/cl-ppcre
+++ b/ext/cl-ppcre
@@ -1 +1 @@
-Subproject commit e6029ed103efe9656e948ef5eb3cb09aec87c58c
+Subproject commit afe67e92772bd0220d63efa2670930eb3ea400dd
diff --git a/ext/closer-closer-mop b/ext/closer-closer-mop
index 48f9010870d0499a915349ba2bf3c7c3098ccb7d..cf71f3076eddeada98f4cdbd248986dbf1d128d5 160000
--- a/ext/closer-closer-mop
+++ b/ext/closer-closer-mop
@@ -1 +1 @@
-Subproject commit 48f9010870d0499a915349ba2bf3c7c3098ccb7d
+Subproject commit cf71f3076eddeada98f4cdbd248986dbf1d128d5
diff --git a/ext/lisp-invocation b/ext/lisp-invocation
index cae5fb1b51d44a718b1e93eb97f2eeb824ab6630..e662d591ab46550e08863dae1baaa65312fd38a6 160000
--- a/ext/lisp-invocation
+++ b/ext/lisp-invocation
@@ -1 +1 @@
-Subproject commit cae5fb1b51d44a718b1e93eb97f2eeb824ab6630
+Subproject commit e662d591ab46550e08863dae1baaa65312fd38a6
diff --git a/ext/named-readtables b/ext/named-readtables
index a52ddb9f9591dd58adc23f5fa83461376bf99982..8c74cfcfd7f4a2fafda290dcd03380d4ca9c76a9 160000
--- a/ext/named-readtables
+++ b/ext/named-readtables
@@ -1 +1 @@
-Subproject commit a52ddb9f9591dd58adc23f5fa83461376bf99982
+Subproject commit 8c74cfcfd7f4a2fafda290dcd03380d4ca9c76a9
diff --git a/ext/optima b/ext/optima
index 961211ad15b5ae3e207c7dde0b8cd40b2681f90f..411b822e9950f80b9f0db98f26c0599e71a0183a 160000
--- a/ext/optima
+++ b/ext/optima
@@ -1 +1 @@
-Subproject commit 961211ad15b5ae3e207c7dde0b8cd40b2681f90f
+Subproject commit 411b822e9950f80b9f0db98f26c0599e71a0183a