diff --git a/shutdown.go b/shutdown.go
index aa81e68d3..d1e1b9553 100644
--- a/shutdown.go
+++ b/shutdown.go
@@ -80,8 +80,6 @@ type shutdowner struct {
 // Shutdown broadcasts a signal to all of the application's Done channels
 // and begins the Stop process. Applications can be shut down only after they
 // have finished starting up.
-// In practice this means Shutdowner.Shutdown should not be called from an
-// fx.Invoke, but from a fx.Lifecycle.OnStart hook.
 func (s *shutdowner) Shutdown(opts ...ShutdownOption) error {
 	for _, opt := range opts {
 		opt.apply(s)
diff --git a/signal.go b/signal.go
index 1593c5de2..441ae8a92 100644
--- a/signal.go
+++ b/signal.go
@@ -109,7 +109,6 @@ func (recv *signalReceivers) Start(ctx context.Context) {
 		return
 	}
 
-	recv.last = nil
 	recv.finished = make(chan struct{}, 1)
 	recv.shutdown = make(chan struct{}, 1)
 	recv.notify(recv.signals, os.Interrupt, _sigINT, _sigTERM)