diff --git a/libs/ardour/ardour/midi_region.h b/libs/ardour/ardour/midi_region.h
index af73d39c9a..8f1edded21 100644
--- a/libs/ardour/ardour/midi_region.h
+++ b/libs/ardour/ardour/midi_region.h
@@ -27,6 +27,7 @@
 #include "evoral/Range.hpp"
 
 #include "ardour/ardour.h"
+#include "ardour/midi_cursor.h"
 #include "ardour/region.h"
 
 class XMLNode;
@@ -45,7 +46,6 @@ template<typename Time> class EventSink;
 namespace ARDOUR {
 
 class MidiChannelFilter;
-class MidiCursor;
 class MidiFilter;
 class MidiModel;
 class MidiSource;
diff --git a/libs/ardour/ardour/midi_source.h b/libs/ardour/ardour/midi_source.h
index 1ff0a08f71..f8f1e429ac 100644
--- a/libs/ardour/ardour/midi_source.h
+++ b/libs/ardour/ardour/midi_source.h
@@ -30,13 +30,13 @@
 #include "evoral/Range.hpp"
 #include "ardour/ardour.h"
 #include "ardour/buffer.h"
+#include "ardour/midi_cursor.h"
 #include "ardour/source.h"
 #include "ardour/beats_frames_converter.h"
 
 namespace ARDOUR {
 
 class MidiChannelFilter;
-class MidiCursor;
 class MidiModel;
 class MidiStateTracker;
 
diff --git a/libs/ardour/smf_source.cc b/libs/ardour/smf_source.cc
index 54b5270b80..33ba6e2a00 100644
--- a/libs/ardour/smf_source.cc
+++ b/libs/ardour/smf_source.cc
@@ -39,7 +39,6 @@
 
 #include "ardour/debug.h"
 #include "ardour/midi_channel_filter.h"
-#include "ardour/midi_cursor.h"
 #include "ardour/midi_model.h"
 #include "ardour/midi_ring_buffer.h"
 #include "ardour/midi_state_tracker.h"