diff --git a/libs/ardour/disk_io.cc b/libs/ardour/disk_io.cc
index 4c7b77335d..72678304e2 100644
--- a/libs/ardour/disk_io.cc
+++ b/libs/ardour/disk_io.cc
@@ -78,6 +78,12 @@ DiskIOProcessor::~DiskIOProcessor ()
 
 	channels.flush ();
 	delete _midi_buf;
+
+	for (uint32_t n = 0; n < DataType::num_types; ++n) {
+		if (_playlists[n]) {
+			_playlists[n]->release ();
+		}
+	}
 }
 
 
diff --git a/libs/ardour/disk_reader.cc b/libs/ardour/disk_reader.cc
index 4622d14a8f..cef82639fe 100644
--- a/libs/ardour/disk_reader.cc
+++ b/libs/ardour/disk_reader.cc
@@ -68,12 +68,6 @@ DiskReader::DiskReader (Session& s, string const & str, DiskIOProcessor::Flag f)
 DiskReader::~DiskReader ()
 {
 	DEBUG_TRACE (DEBUG::Destruction, string_compose ("DiskReader %1 @ %2 deleted\n", _name, this));
-
-	for (uint32_t n = 0; n < DataType::num_types; ++n) {
-		if (_playlists[n]) {
-			_playlists[n]->release ();
-		}
-	}
 }
 
 void