diff --git a/gtk2_ardour/ardour_ui.h b/gtk2_ardour/ardour_ui.h
index e987cfbe4e..1b646099d7 100644
--- a/gtk2_ardour/ardour_ui.h
+++ b/gtk2_ardour/ardour_ui.h
@@ -253,6 +253,8 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
     void on_timecode_source_dropdown_item_clicked (WavesDropdown*, int);
     void populate_timecode_source_dropdown ();
     void update_timecode_source_dropdown_items ();
+    void set_mtc_indicator_active (bool set_active);
+    void hide_mtc_indicator ();
     
     void update_bit_depth_button ();
     void update_sample_rate_dropdown ();
@@ -786,6 +788,9 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
     Gtk::Label* _dsp_load_label;
     Gtk::Label* _hd_load_label;
     Gtk::Label* _hd_remained_time_label;
+        
+    Gtk::Image* _mtc_idle_icon;
+    Gtk::Image* _mtc_sync_icon;
 
 	/** A ProcessThread so that we have some thread-local buffers for use by
 	 *  PluginEqGui::impulse_analysis ().
diff --git a/gtk2_ardour/ardour_ui_ed.cc b/gtk2_ardour/ardour_ui_ed.cc
index 88030dfd72..5406189db1 100644
--- a/gtk2_ardour/ardour_ui_ed.cc
+++ b/gtk2_ardour/ardour_ui_ed.cc
@@ -92,7 +92,9 @@ ARDOUR_UI::create_editor ()
                 _sample_rate_dropdown = &editor->get_waves_dropdown("sample_rate_dropdown");
                 _display_format_dropdown = &editor->get_waves_dropdown("display_format_dropdown");
                 _timecode_source_dropdown = &editor->get_waves_dropdown("timecode_selector_dropdown");
-                
+                _mtc_idle_icon = &editor->get_image("mtc_idle_icon");
+                _mtc_sync_icon = &editor->get_image("mtc_sync_icon");
+        
                 _tracks_button = &editor->get_waves_button("tracks_button");
 	}
 
@@ -204,6 +206,20 @@ ARDOUR_UI::update_timecode_source_dropdown_items()
     }
 }
 
+void
+ARDOUR_UI::set_mtc_indicator_active (bool set_active)
+{
+    _mtc_sync_icon->set_visible (set_active);
+    _mtc_idle_icon->set_visible (!set_active);
+}
+
+void
+ARDOUR_UI::hide_mtc_indicator ()
+{
+    _mtc_sync_icon->set_visible (false);
+    _mtc_idle_icon->set_visible (false);
+}
+
 void
 ARDOUR_UI::on_display_format_dropdown_item_clicked (WavesDropdown* dropdown, int el_number)
 {
diff --git a/gtk2_ardour/icons/mtc_idle.png b/gtk2_ardour/icons/mtc_idle.png
new file mode 100644
index 0000000000..8bc246c03e
Binary files /dev/null and b/gtk2_ardour/icons/mtc_idle.png differ
diff --git a/gtk2_ardour/icons/mtc_sync.png b/gtk2_ardour/icons/mtc_sync.png
new file mode 100644
index 0000000000..ff1a3f166f
Binary files /dev/null and b/gtk2_ardour/icons/mtc_sync.png differ
diff --git a/gtk2_ardour/ui/editor_window.xml b/gtk2_ardour/ui/editor_window.xml
index bde6fdc6b0..fc62b2eac3 100644
--- a/gtk2_ardour/ui/editor_window.xml
+++ b/gtk2_ardour/ui/editor_window.xml
@@ -140,6 +140,23 @@
                       box.expand="true">
               <HBox>
                 <icon source="infobar_left.png"/>
+                <Layout width="80">
+                    <icon source="infobar_center.png"
+                          box.fill="true"
+                          box.expand="false"/>
+                    <icon id="mtc_idle_icon"
+                          source="mtc_idle.png"
+                          x="3"
+                          y="4"
+                          visible="false"
+                          noshowall="true"/>
+                    <icon id="mtc_sync_icon"
+                          source="mtc_sync.png"
+                          x="3"
+                          y="4"
+                          visible="false"
+                          noshowall="true"/>
+                </Layout>
                 <icon source="infobar_center.png"
                       box.fill="true"
                       box.expand="true"/>