diff --git a/gtk2_ardour/audio_clip_editor.cc b/gtk2_ardour/audio_clip_editor.cc
index fe7220e9e3..7f4e60ade2 100644
--- a/gtk2_ardour/audio_clip_editor.cc
+++ b/gtk2_ardour/audio_clip_editor.cc
@@ -105,7 +105,7 @@ AudioClipEditor::ClipBBTMetric::get_marks (std::vector<ArdourCanvas::Ruler::Mark
 
 	std::cerr << "get marks between " << lower << " .. " << upper << " with tempo " << tempo << " upp = " << units_per_pixel << std::endl;
 
-	samplecnt_t samples_per_beat = tempo.samples_per_note_type (AudioEngine::instance()->sample_rate());
+	samplecnt_t samples_per_beat = tempo.samples_per_note_type (TEMPORAL_SAMPLE_RATE);
 	int64_t beat_number = (lower + (samples_per_beat/2)) / samples_per_beat;
 	int64_t last = INT64_MIN;
 	const double scale = UIConfiguration::instance ().get_ui_scale ();
diff --git a/gtk2_ardour/editor.cc b/gtk2_ardour/editor.cc
index c40e7aa2d7..aa42c9f496 100644
--- a/gtk2_ardour/editor.cc
+++ b/gtk2_ardour/editor.cc
@@ -4073,7 +4073,7 @@ Editor::set_zoom_preset (int64_t ms)
 		return;
 	}
 
-	ARDOUR::samplecnt_t const sample_rate = ARDOUR::AudioEngine::instance()->sample_rate();
+	ARDOUR::samplecnt_t const sample_rate = TEMPORAL_SAMPLE_RATE;
 	temporal_zoom ((sample_rate * ms / 1000) / _visible_canvas_width);
 }
 
diff --git a/gtk2_ardour/editor_drag.cc b/gtk2_ardour/editor_drag.cc
index e8e18cfb89..7b11aaa219 100644
--- a/gtk2_ardour/editor_drag.cc
+++ b/gtk2_ardour/editor_drag.cc
@@ -3753,7 +3753,7 @@ TempoEndDrag::start_grab (GdkEvent* event, Gdk::Cursor* cursor)
 	TempoPoint const * prev = 0;
 	if ((prev = map->previous_tempo (*_tempo)) != 0) {
 		_editor->tempo_curve_selected (prev, true);
-		const samplecnt_t sr = AudioEngine::instance()->sample_rate();
+		const samplecnt_t sr = _editor->session()->sample_rate();
 		sstr << "end: " << fixed << setprecision(3) << map->tempo_at (samples_to_superclock (_tempo->sample (sr) - 1, sr)).end_note_types_per_minute() << "\n";
 	}
 
@@ -3795,7 +3795,7 @@ TempoEndDrag::motion (GdkEvent* event, bool first_move)
 	_editor->mid_tempo_change (Editor::TempoChanged);
 
 	ostringstream sstr;
-	const samplecnt_t sr = AudioEngine::instance()->sample_rate();
+	const samplecnt_t sr = _editor->session()->sample_rate();
 	sstr << "end: " << fixed << setprecision(3) << map->tempo_at (samples_to_superclock (_tempo->sample (sr) - 1, sr)).end_note_types_per_minute() << "\n";
 
 	if (_tempo->continuing()) {
diff --git a/gtk2_ardour/recorder_ui.cc b/gtk2_ardour/recorder_ui.cc
index cbee56d0b1..f970a4b864 100644
--- a/gtk2_ardour/recorder_ui.cc
+++ b/gtk2_ardour/recorder_ui.cc
@@ -1385,7 +1385,7 @@ Glib::RefPtr<Gtk::SizeGroup> RecorderUI::InputPort::_monitor_size_group;
 
 RecorderUI::InputPort::InputPort (string const& name, DataType dt, RecorderUI* parent, bool vertical, bool ioplug)
 	: _dt (dt)
-	, _monitor (dt, AudioEngine::instance()->sample_rate (), vertical ? InputPortMonitor::Vertical : InputPortMonitor::Horizontal)
+	, _monitor (dt, TEMPORAL_SAMPLE_RATE, vertical ? InputPortMonitor::Vertical : InputPortMonitor::Horizontal) // XXX
 	, _alignment (0.5, 0.5, 0, 0)
 	, _frame (vertical ? ArdourWidgets::Frame::Vertical : ArdourWidgets::Frame::Horizontal)
 	, _spill_button ("", ArdourButton::default_elements, true)
diff --git a/gtk2_ardour/transport_masters_dialog.cc b/gtk2_ardour/transport_masters_dialog.cc
index ef37e3cac4..62b1c781dc 100644
--- a/gtk2_ardour/transport_masters_dialog.cc
+++ b/gtk2_ardour/transport_masters_dialog.cc
@@ -578,7 +578,7 @@ TransportMastersWidget::Row::update (Session* s, samplepos_t now)
 			sample_to_timecode (pos, t, false, false,
 					Timecode::timecode_to_frames_per_second (fmt),
 					Timecode::timecode_has_drop_frames (fmt),
-					AudioEngine::instance()->sample_rate(), 0, false, 0);
+					TEMPORAL_SAMPLE_RATE, 0, false, 0);
 
 		} else if ((mtm = boost::dynamic_pointer_cast<MIDIClock_TransportMaster> (tm))) {
 			char buf[16];
@@ -602,7 +602,7 @@ TransportMastersWidget::Row::update (Session* s, samplepos_t now)
 
 	if (save_when) {
 		char gap[32];
-		float seconds = (now - save_when) / (float) AudioEngine::instance()->sample_rate();
+		float seconds = (now - save_when) / (float) TEMPORAL_SAMPLE_RATE;
 		if (seconds < 0) {
 			seconds = 0;
 		}