diff --git a/log.go b/log.go
index 0601ff9f8..79b020496 100644
--- a/log.go
+++ b/log.go
@@ -42,6 +42,7 @@ import (
 	"github.com/lightningnetwork/lnd/netann"
 	"github.com/lightningnetwork/lnd/peer"
 	"github.com/lightningnetwork/lnd/peernotifier"
+	"github.com/lightningnetwork/lnd/protofsm"
 	"github.com/lightningnetwork/lnd/routing"
 	"github.com/lightningnetwork/lnd/routing/blindedpath"
 	"github.com/lightningnetwork/lnd/rpcperms"
@@ -167,6 +168,7 @@ func SetupLoggers(root *build.RotatingLogWriter, interceptor signal.Interceptor)
 	AddSubLogger(root, "CHFD", interceptor, chanfunding.UseLogger)
 	AddSubLogger(root, "PEER", interceptor, peer.UseLogger)
 	AddSubLogger(root, "CHCL", interceptor, chancloser.UseLogger)
+	AddSubLogger(root, "PFSM", interceptor, protofsm.UseLogger)
 
 	AddSubLogger(root, routing.Subsystem, interceptor, routing.UseLogger)
 	AddSubLogger(root, routerrpc.Subsystem, interceptor, routerrpc.UseLogger)