diff --git a/pymavlink b/pymavlink
index 0e88456d42..4dac715e4e 160000
--- a/pymavlink
+++ b/pymavlink
@@ -1 +1 @@
-Subproject commit 0e88456d42aff2323f307bafe44ad05680127bda
+Subproject commit 4dac715e4e394714d0676fa6675ff89d2871f380