diff --git a/src/lib/uavcan b/src/lib/uavcan
index 4d18f381e5..4238df3e9f 160000
--- a/src/lib/uavcan
+++ b/src/lib/uavcan
@@ -1 +1 @@
-Subproject commit 4d18f381e580dc0e086a8fb69469fa28e88244bc
+Subproject commit 4238df3e9fe4a01b22d55fb7088319017bdbab8b