diff --git a/crt/aws-c-mqtt b/crt/aws-c-mqtt
index ed5a7001e..c475ef1bf 160000
--- a/crt/aws-c-mqtt
+++ b/crt/aws-c-mqtt
@@ -1 +1 @@
-Subproject commit ed5a7001e2abebadae9a5f3d72a0458b6b7ab476
+Subproject commit c475ef1bfcc31f815e46558864161728a15a70ae