diff --git a/crt/aws-c-auth b/crt/aws-c-auth
index c75e00804..ecbb37fe6 160000
--- a/crt/aws-c-auth
+++ b/crt/aws-c-auth
@@ -1 +1 @@
-Subproject commit c75e00804da02fef8275b29509bd7180cb7e4667
+Subproject commit ecbb37fe6549e7a0f5814050be076a2312118b38
diff --git a/crt/aws-c-cal b/crt/aws-c-cal
index 033a132df..b52d9e8ee 160000
--- a/crt/aws-c-cal
+++ b/crt/aws-c-cal
@@ -1 +1 @@
-Subproject commit 033a132dfbcd1822ac65969a1feee31d6e1a81f9
+Subproject commit b52d9e8ee7af8155e6928c977ec5fde25a507ba0
diff --git a/crt/aws-c-common b/crt/aws-c-common
index 4c0a9f579..fb3182c54 160000
--- a/crt/aws-c-common
+++ b/crt/aws-c-common
@@ -1 +1 @@
-Subproject commit 4c0a9f579d3064f086b42a2d39aaea721e7e71ca
+Subproject commit fb3182c5411e4f5da2ee9372e0d66aa3f15a026d
diff --git a/crt/aws-c-s3 b/crt/aws-c-s3
index 684484e39..f354c535d 160000
--- a/crt/aws-c-s3
+++ b/crt/aws-c-s3
@@ -1 +1 @@
-Subproject commit 684484e39dbc1a7414907f0af4001a89e85d9708
+Subproject commit f354c535db928591d7f44bdc00acccc77650a67c
diff --git a/crt/aws-lc b/crt/aws-lc
index e42a4ef22..69f126f48 160000
--- a/crt/aws-lc
+++ b/crt/aws-lc
@@ -1 +1 @@
-Subproject commit e42a4ef2270c4873e98101098edd1f0aaece966d
+Subproject commit 69f126f4848e493cff3db82ca05a93678b5b1e11
diff --git a/crt/s2n b/crt/s2n
index 3526e69d6..95753f0c5 160000
--- a/crt/s2n
+++ b/crt/s2n
@@ -1 +1 @@
-Subproject commit 3526e69d6b61efedf454f436a6d876fb3e9b6cd7
+Subproject commit 95753f0c528b59025343e8799cb25d3e9df89e21