diff --git a/libs/ardour/disk_writer.cc b/libs/ardour/disk_writer.cc
index 2b38e0a239..c581129127 100644
--- a/libs/ardour/disk_writer.cc
+++ b/libs/ardour/disk_writer.cc
@@ -429,6 +429,8 @@ DiskWriter::set_state (const XMLNode& node, int version)
 		_record_safe = false;
 	}
 
+	reset_write_sources (false, true);
+
 	return 0;
 }