diff --git a/external/lnprototest b/external/lnprototest
index a68b35310..4b9cc370c 160000
--- a/external/lnprototest
+++ b/external/lnprototest
@@ -1 +1 @@
-Subproject commit a68b35310d6c45c7879089bc2b3a144a089caf14
+Subproject commit 4b9cc370c4d821c172d5e44ea6aeace93b1bdf32