diff --git a/crt/aws-c-cal b/crt/aws-c-cal
index de2f0f2e8..55e478b31 160000
--- a/crt/aws-c-cal
+++ b/crt/aws-c-cal
@@ -1 +1 @@
-Subproject commit de2f0f2e86a7e7b85b28cc027b8cf620945d8825
+Subproject commit 55e478b31cf50517cd359c1ef2e79ef6c2a1f9d0
diff --git a/crt/aws-c-common b/crt/aws-c-common
index 21d478b14..fda210410 160000
--- a/crt/aws-c-common
+++ b/crt/aws-c-common
@@ -1 +1 @@
-Subproject commit 21d478b14465bfa52608d4040d9084e955180fa7
+Subproject commit fda2104107ec4c189e154a062b71fb9b3c296856
diff --git a/crt/aws-c-mqtt b/crt/aws-c-mqtt
index 815fc9731..e6ea3cc88 160000
--- a/crt/aws-c-mqtt
+++ b/crt/aws-c-mqtt
@@ -1 +1 @@
-Subproject commit 815fc9731b77c7a21308a1be9ac11378c053b515
+Subproject commit e6ea3cc88d1654515519701b060a4c21098fcc8c
diff --git a/crt/aws-c-s3 b/crt/aws-c-s3
index ae6c6cc7d..d28492a40 160000
--- a/crt/aws-c-s3
+++ b/crt/aws-c-s3
@@ -1 +1 @@
-Subproject commit ae6c6cc7dd301044dd6d81d24b005d2463a23de9
+Subproject commit d28492a40d1423e69cfaafbfa57bb5f8dce438e7
diff --git a/crt/aws-c-sdkutils b/crt/aws-c-sdkutils
index 9de59230f..75fa71a86 160000
--- a/crt/aws-c-sdkutils
+++ b/crt/aws-c-sdkutils
@@ -1 +1 @@
-Subproject commit 9de59230f025df2745b098feda3611f9667e5a35
+Subproject commit 75fa71a861f3185c1a25594a47772c0404eed6fc
diff --git a/crt/aws-lc b/crt/aws-lc
index 44a1c471f..bf9cd886a 160000
--- a/crt/aws-lc
+++ b/crt/aws-lc
@@ -1 +1 @@
-Subproject commit 44a1c471faf65cbfd57e62b8a5357ca6330c7c56
+Subproject commit bf9cd886a792740df5b21eb196ecc10d7dda9b6e