diff --git a/libs/ardour/session.cc b/libs/ardour/session.cc
index 538eedb750..969c2cd88e 100644
--- a/libs/ardour/session.cc
+++ b/libs/ardour/session.cc
@@ -253,6 +253,7 @@ Session::Session (AudioEngine &eng,
 	, _state_of_the_state (StateOfTheState (CannotSave | InitialConnecting | Loading))
 	, _save_queued (false)
 	, _save_queued_pending (false)
+	, _no_save_signal (false)
 	, _last_roll_location (0)
 	, _last_roll_or_reversal_location (0)
 	, _last_record_location (0)