diff --git a/crt/aws-c-io b/crt/aws-c-io
index 14fe54454..142c5c2a8 160000
--- a/crt/aws-c-io
+++ b/crt/aws-c-io
@@ -1 +1 @@
-Subproject commit 14fe544544b5cbb2a385f40780e9ffdb88c56ffe
+Subproject commit 142c5c2a868f0e9ae5d25062da4ce9e92252e8e4