diff --git a/libs/ardour/mute_master.cc b/libs/ardour/mute_master.cc
index f6e868518d..62faa2297a 100644
--- a/libs/ardour/mute_master.cc
+++ b/libs/ardour/mute_master.cc
@@ -146,13 +146,16 @@ MuteMaster::set_mute_points (MutePoint mp)
 }
 
 int
-MuteMaster::set_state (const XMLNode& node, int /*version*/)
+MuteMaster::set_state (const XMLNode& node, int version)
 {
 	node.get_property ("mute-point", _mute_point);
 
 	if (!node.get_property ("muted", _muted_by_self)) {
 		_muted_by_self = (_mute_point != MutePoint (0));
 	}
+	if (version < 7003 && Config->get_mute_affects_surround_sends ()) {
+		_muted_by_self |= SurroundSend;
+	}
 
 	return 0;
 }
diff --git a/libs/ardour/wscript b/libs/ardour/wscript
index 479d2cb196..57494c0c9e 100644
--- a/libs/ardour/wscript
+++ b/libs/ardour/wscript
@@ -5,7 +5,7 @@ import os
 import re
 
 # default state file version for this build
-CURRENT_SESSION_FILE_VERSION = 7002
+CURRENT_SESSION_FILE_VERSION = 7003
 
 I18N_PACKAGE = 'ardour'