diff --git a/libs/backends/alsa/alsa_audiobackend.cc b/libs/backends/alsa/alsa_audiobackend.cc
index 27ee52c6de..db51c75502 100644
--- a/libs/backends/alsa/alsa_audiobackend.cc
+++ b/libs/backends/alsa/alsa_audiobackend.cc
@@ -2425,7 +2425,7 @@ AlsaDeviceReservation::release_device ()
 	_reservation_connection.drop_connections ();
 	ARDOUR::SystemExec* tmp = _device_reservation;
 	_device_reservation     = 0;
-	delete tmp;
+	Glib::signal_idle().connect ([tmp] { delete tmp; return false; }, Glib::PRIORITY_HIGH_IDLE);
 }
 
 void