diff --git a/gtk2_ardour/ardour.menus b/gtk2_ardour/ardour.menus
index 9cbaf4f5ce..366ea74bf7 100644
--- a/gtk2_ardour/ardour.menus
+++ b/gtk2_ardour/ardour.menus
@@ -205,6 +205,7 @@
 	       		<menuitem action='audition-at-mouse'/>
                		<menuitem action='brush-at-mouse'/>
                		<menuitem action='set-edit-cursor'/>
+               		<menuitem action='mute-unmute-region'/>
               	 	<menuitem action='set-playhead'/>
 	       		<menuitem action='split-region'/>
 	       		<menuitem action='set-region-sync-position'/>
diff --git a/gtk2_ardour/editor.h b/gtk2_ardour/editor.h
index db94038438..ec425ba9ca 100644
--- a/gtk2_ardour/editor.h
+++ b/gtk2_ardour/editor.h
@@ -1186,6 +1186,7 @@ class Editor : public PublicEditor
 	void kbd_driver (sigc::slot<void,GdkEvent*>, bool use_track_canvas = true, bool use_time_canvas = true, bool can_select = true);
 	void kbd_set_playhead_cursor ();
 	void kbd_set_edit_cursor ();
+	void kbd_mute_unmute_region ();
 	void kbd_split ();
 	void kbd_set_sync_position ();
 	void kbd_align (ARDOUR::RegionPoint);
diff --git a/gtk2_ardour/editor_actions.cc b/gtk2_ardour/editor_actions.cc
index 27a62541b5..c6b6c18dda 100644
--- a/gtk2_ardour/editor_actions.cc
+++ b/gtk2_ardour/editor_actions.cc
@@ -144,6 +144,7 @@ Editor::register_actions ()
         act = ActionManager::register_action (editor_actions, "brush-at-mouse", _("brush at mouse"), mem_fun(*this, &Editor::kbd_brush));
         ActionManager::session_sensitive_actions.push_back (act);
 	act = ActionManager::register_action (editor_actions, "set-edit-cursor", _("set edit cursor"), mem_fun(*this, &Editor::kbd_set_edit_cursor));
+	act = ActionManager::register_action (editor_actions, "mute-unmute-region", _("mute/unmute region"), mem_fun(*this, &Editor::kbd_mute_unmute_region));
 	ActionManager::session_sensitive_actions.push_back (act);
 	act = ActionManager::register_action (editor_actions, "set-playhead", _("set playhead"), mem_fun(*this, &Editor::kbd_set_playhead_cursor));
 	ActionManager::session_sensitive_actions.push_back (act);
diff --git a/gtk2_ardour/editor_keyboard.cc b/gtk2_ardour/editor_keyboard.cc
index c0a4f3e085..2920133634 100644
--- a/gtk2_ardour/editor_keyboard.cc
+++ b/gtk2_ardour/editor_keyboard.cc
@@ -94,6 +94,13 @@ Editor::kbd_split ()
 	kbd_driver (mem_fun(*this, &Editor::kbd_do_split), true, true, false);
 }
 
+void
+Editor::kbd_mute_unmute_region ()
+{
+	if (entered_regionview) {
+	       entered_regionview->region.set_muted (!entered_regionview->region.muted());
+	}
+}
 
 void
 Editor::kbd_set_sync_position ()