diff --git a/crt/aws-c-auth b/crt/aws-c-auth
index 8e5e46188..0d2aa00ae 160000
--- a/crt/aws-c-auth
+++ b/crt/aws-c-auth
@@ -1 +1 @@
-Subproject commit 8e5e46188105c2072f06da366a02378074e40177
+Subproject commit 0d2aa00ae70c699fcb14d0338c1b07a58b9eb24b
diff --git a/crt/aws-c-cal b/crt/aws-c-cal
index b52d9e8ee..56f0a79ce 160000
--- a/crt/aws-c-cal
+++ b/crt/aws-c-cal
@@ -1 +1 @@
-Subproject commit b52d9e8ee7af8155e6928c977ec5fde25a507ba0
+Subproject commit 56f0a79ceb10f2efcf92f525ace717f84d8c8a11
diff --git a/crt/aws-c-common b/crt/aws-c-common
index 8eaa0986a..15a25349d 160000
--- a/crt/aws-c-common
+++ b/crt/aws-c-common
@@ -1 +1 @@
-Subproject commit 8eaa0986ad3cfd46c87432a2e4c8ab81a786085f
+Subproject commit 15a25349d59852e2655c0920835644f2eb948d77
diff --git a/crt/aws-c-compression b/crt/aws-c-compression
index 99ec79ee2..ea1d421a4 160000
--- a/crt/aws-c-compression
+++ b/crt/aws-c-compression
@@ -1 +1 @@
-Subproject commit 99ec79ee2970f1a045d4ced1501b97ee521f2f85
+Subproject commit ea1d421a421ad83a540309a94c38d50b6a5d836b
diff --git a/crt/aws-c-event-stream b/crt/aws-c-event-stream
index b7a96fd2d..1a70c50f7 160000
--- a/crt/aws-c-event-stream
+++ b/crt/aws-c-event-stream
@@ -1 +1 @@
-Subproject commit b7a96fd2dc43f4625d784ea51106e1fac4255f7a
+Subproject commit 1a70c50f78a6e706f1f91a4ed138478271b6d9d3
diff --git a/crt/aws-c-http b/crt/aws-c-http
index 6a1c157c2..98ec73ad0 160000
--- a/crt/aws-c-http
+++ b/crt/aws-c-http
@@ -1 +1 @@
-Subproject commit 6a1c157c20640a607102738909e89561a41e91e9
+Subproject commit 98ec73ad0c18b78ba08d40b4e60d97abf794f24d
diff --git a/crt/aws-c-io b/crt/aws-c-io
index 4c65ce51d..5b89f50a8 160000
--- a/crt/aws-c-io
+++ b/crt/aws-c-io
@@ -1 +1 @@
-Subproject commit 4c65ce51d2d7050e1ce1030881b6a4df22d33544
+Subproject commit 5b89f50a813271d68b8efe58f0515b480b1356c7
diff --git a/crt/aws-c-mqtt b/crt/aws-c-mqtt
index 17ee24a21..74da9cadf 160000
--- a/crt/aws-c-mqtt
+++ b/crt/aws-c-mqtt
@@ -1 +1 @@
-Subproject commit 17ee24a2177fc64cf9773d430a24e6fa06a89dd0
+Subproject commit 74da9cadfa9dfd2179479fdc445617f5da3261ba
diff --git a/crt/aws-c-s3 b/crt/aws-c-s3
index 63da70e4b..59569e317 160000
--- a/crt/aws-c-s3
+++ b/crt/aws-c-s3
@@ -1 +1 @@
-Subproject commit 63da70e4b812ce24156baef4b89e7bd607921102
+Subproject commit 59569e317a4ef84506c39b798875f4f169a796fe
diff --git a/crt/aws-c-sdkutils b/crt/aws-c-sdkutils
index 6c7764eed..638fdd654 160000
--- a/crt/aws-c-sdkutils
+++ b/crt/aws-c-sdkutils
@@ -1 +1 @@
-Subproject commit 6c7764eed43a528b6577906a993e47018b06095f
+Subproject commit 638fdd6548df85c599f82db7ea70fd9e44917ef5
diff --git a/crt/aws-checksums b/crt/aws-checksums
index 321b80555..aac442a2d 160000
--- a/crt/aws-checksums
+++ b/crt/aws-checksums
@@ -1 +1 @@
-Subproject commit 321b805559c8e911be5bddba13fcbd222a3e2d3a
+Subproject commit aac442a2dbbb5e72d0a3eca8313cf65e7e1cac2f
diff --git a/crt/s2n b/crt/s2n
index c74f442b5..80a691335 160000
--- a/crt/s2n
+++ b/crt/s2n
@@ -1 +1 @@
-Subproject commit c74f442b55589872b1374559bb03878c49761ca6
+Subproject commit 80a691335f6ec4846634952cb1a9bf1327e4b953