diff --git a/libs/ardour/ardour/automatable.h b/libs/ardour/ardour/automatable.h
index 79bbec5199..2f35fc6b42 100644
--- a/libs/ardour/ardour/automatable.h
+++ b/libs/ardour/ardour/automatable.h
@@ -58,6 +58,7 @@ public:
 	automation_control (const Evoral::Parameter& id) const;
 
 	virtual void add_control(boost::shared_ptr<Evoral::Control>);
+	void clear_controls ();
 
 	virtual void automation_snapshot(nframes_t now, bool force);
 	virtual void transport_stopped (sframes_t now);
diff --git a/libs/ardour/ardour/automation_list.h b/libs/ardour/ardour/automation_list.h
index 79acedebf3..77b8d49dc7 100644
--- a/libs/ardour/ardour/automation_list.h
+++ b/libs/ardour/ardour/automation_list.h
@@ -51,7 +51,6 @@ class AutomationList : public PBD::StatefulDestructible, public Evoral::ControlL
 	bool operator== (const AutomationList&);
 
 	void thaw ();
-	void mark_dirty () const;
 
 	void set_automation_state (AutoState);
 	AutoState automation_state() const { return _state; }
@@ -71,7 +70,6 @@ class AutomationList : public PBD::StatefulDestructible, public Evoral::ControlL
 	PBD::Signal0<void> StateChanged;
 
 	static PBD::Signal1<void,AutomationList*> AutomationListCreated;
-	mutable PBD::Signal0<void> Dirty;
 
 	void start_touch ();
 	void stop_touch ();
diff --git a/libs/ardour/automatable.cc b/libs/ardour/automatable.cc
index 1e5b497bf7..bed99d5660 100644
--- a/libs/ardour/automatable.cc
+++ b/libs/ardour/automatable.cc
@@ -484,3 +484,11 @@ Automatable::automation_state_changed (Evoral::Parameter const & p)
 {
 	AutomationStateChanged (p); /* EMIT SIGNAL */
 }
+
+void
+Automatable::clear_controls ()
+{
+	_control_connections.drop_connections ();
+	ControlSet::clear_controls ();
+}
+	
diff --git a/libs/ardour/automation_list.cc b/libs/ardour/automation_list.cc
index f34104ce22..e785104367 100644
--- a/libs/ardour/automation_list.cc
+++ b/libs/ardour/automation_list.cc
@@ -218,13 +218,6 @@ AutomationList::thaw ()
 	}
 }
 
-void
-AutomationList::mark_dirty () const
-{
-	ControlList::mark_dirty ();
-	Dirty (); /* EMIT SIGNAL */
-}
-
 XMLNode&
 AutomationList::get_state ()
 {
diff --git a/libs/evoral/evoral/Control.hpp b/libs/evoral/evoral/Control.hpp
index d79ef25b5a..210ee7c322 100644
--- a/libs/evoral/evoral/Control.hpp
+++ b/libs/evoral/evoral/Control.hpp
@@ -22,6 +22,7 @@
 #include <set>
 #include <map>
 #include <boost/shared_ptr.hpp>
+#include "pbd/signals.h"
 #include "evoral/types.hpp"
 #include "evoral/Parameter.hpp"
 
@@ -55,10 +56,17 @@ public:
 
 	inline const Parameter& parameter() const { return _parameter; }
 
+	/** Emitted when the our ControlList is marked dirty */
+	PBD::Signal0<void> ListMarkedDirty;
+
 protected:
 	Parameter                      _parameter;
 	boost::shared_ptr<ControlList> _list;
 	float                          _user_value;
+	PBD::ScopedConnection          _list_marked_dirty_connection;
+
+private:
+	void list_marked_dirty ();
 };
 
 } // namespace Evoral
diff --git a/libs/evoral/evoral/ControlList.hpp b/libs/evoral/evoral/ControlList.hpp
index d68b6a3e5f..5f842775ee 100644
--- a/libs/evoral/evoral/ControlList.hpp
+++ b/libs/evoral/evoral/ControlList.hpp
@@ -24,6 +24,7 @@
 #include <boost/pool/pool.hpp>
 #include <boost/pool/pool_alloc.hpp>
 #include <glibmm/thread.h>
+#include "pbd/signals.h"
 #include "evoral/types.hpp"
 #include "evoral/Parameter.hpp"
 
@@ -224,7 +225,7 @@ public:
 	Curve&       curve()       { assert(_curve); return *_curve; }
 	const Curve& curve() const { assert(_curve); return *_curve; }
 
-	virtual void mark_dirty () const;
+	void mark_dirty () const;
 
 	enum InterpolationStyle {
 		Discrete,
@@ -235,6 +236,9 @@ public:
 	InterpolationStyle interpolation() const { return _interpolation; }
 	void set_interpolation(InterpolationStyle style) { _interpolation = style; }
 
+	/** Emitted when mark_dirty() is called on this object */
+	mutable PBD::Signal0<void> Dirty;
+	
 protected:
 
 	/** Called by unlocked_eval() to handle cases of 3 or more control points. */
diff --git a/libs/evoral/evoral/ControlSet.hpp b/libs/evoral/evoral/ControlSet.hpp
index f0c6bd0807..b775bb3b4b 100644
--- a/libs/evoral/evoral/ControlSet.hpp
+++ b/libs/evoral/evoral/ControlSet.hpp
@@ -24,6 +24,7 @@
 #include <boost/shared_ptr.hpp>
 #include <boost/utility.hpp>
 #include <glibmm/thread.h>
+#include "pbd/signals.h"
 #include "evoral/types.hpp"
 #include "evoral/Parameter.hpp"
 
@@ -67,8 +68,13 @@ public:
 	Glib::Mutex& control_lock() const { return _control_lock; }
 
 protected:
+	virtual void control_list_marked_dirty () {}
+
 	mutable Glib::Mutex _control_lock;
 	Controls            _controls;
+
+private:
+	PBD::ScopedConnectionList _control_connections;
 };
 
 
diff --git a/libs/evoral/evoral/Sequence.hpp b/libs/evoral/evoral/Sequence.hpp
index 1ad456b302..3cddeb38ca 100644
--- a/libs/evoral/evoral/Sequence.hpp
+++ b/libs/evoral/evoral/Sequence.hpp
@@ -79,6 +79,7 @@ protected:
 	};
 
 public:
+
         typedef typename boost::shared_ptr<Evoral::Note<Time> >  NotePtr;
         typedef typename boost::shared_ptr<const Evoral::Note<Time> >  constNotePtr;
 
@@ -274,6 +275,8 @@ private:
         void get_notes_by_pitch (Notes&, NoteOperator, uint8_t val, int chan_mask = 0) const;
         void get_notes_by_velocity (Notes&, NoteOperator, uint8_t val, int chan_mask = 0) const;
 
+	void control_list_marked_dirty ();
+
 	const TypeMap& _type_map;
 
         Notes   _notes;       // notes indexed by time
@@ -283,9 +286,6 @@ private:
 	typedef std::multiset<NotePtr, EarlierNoteComparator> WriteNotes;
 	WriteNotes _write_notes[16];
 
-	typedef std::vector< boost::shared_ptr<const ControlList> > ControlLists;
-	ControlLists _dirty_controls;
-
 	const   const_iterator _end_iter;
 	bool                   _percussive;
 
diff --git a/libs/evoral/src/Control.cpp b/libs/evoral/src/Control.cpp
index 56277678ba..985c7b1352 100644
--- a/libs/evoral/src/Control.cpp
+++ b/libs/evoral/src/Control.cpp
@@ -26,9 +26,9 @@ Parameter::TypeMetadata Parameter::_type_metadata;
 
 Control::Control(const Parameter& parameter, boost::shared_ptr<ControlList> list)
 	: _parameter(parameter)
-	, _list(list)
 	, _user_value(list ? list->default_value() : parameter.normal())
 {
+	set_list (list);
 }
 
 
@@ -59,7 +59,19 @@ Control::set_float(float value, bool to_list, FrameTime frame)
 void
 Control::set_list(boost::shared_ptr<ControlList> list)
 {
+	_list_marked_dirty_connection.disconnect ();
+	
 	_list = list;
+
+	if (_list) {
+		_list->Dirty.connect_same_thread (_list_marked_dirty_connection, boost::bind (&Control::list_marked_dirty, this));
+	}
+}
+
+void
+Control::list_marked_dirty ()
+{
+	ListMarkedDirty (); /* EMIT SIGNAL */
 }
 
 } // namespace Evoral
diff --git a/libs/evoral/src/ControlList.cpp b/libs/evoral/src/ControlList.cpp
index 00b876d18a..3eb6c7d4ce 100644
--- a/libs/evoral/src/ControlList.cpp
+++ b/libs/evoral/src/ControlList.cpp
@@ -558,8 +558,12 @@ ControlList::mark_dirty () const
 {
 	_lookup_cache.left = -1;
 	_search_cache.left = -1;
-	if (_curve)
+
+	if (_curve) {
 		_curve->mark_dirty();
+	}
+
+	Dirty (); /* EMIT SIGNAL */
 }
 
 void
diff --git a/libs/evoral/src/ControlSet.cpp b/libs/evoral/src/ControlSet.cpp
index e19acf7689..d985e347d7 100644
--- a/libs/evoral/src/ControlSet.cpp
+++ b/libs/evoral/src/ControlSet.cpp
@@ -41,6 +41,8 @@ void
 ControlSet::add_control(boost::shared_ptr<Control> ac)
 {
 	_controls[ac->parameter()] = ac;
+
+	ac->ListMarkedDirty.connect_same_thread (_control_connections, boost::bind (&ControlSet::control_list_marked_dirty, this));
 }
 
 void
@@ -108,6 +110,8 @@ ControlSet::clear_controls ()
 {
 	Glib::Mutex::Lock lm (_control_lock);
 
+	_control_connections.drop_connections ();
+
 	for (Controls::iterator li = _controls.begin(); li != _controls.end(); ++li)
 		li->second->list()->clear();
 }
diff --git a/libs/evoral/src/Sequence.cpp b/libs/evoral/src/Sequence.cpp
index add32fb9bd..a67f32e993 100644
--- a/libs/evoral/src/Sequence.cpp
+++ b/libs/evoral/src/Sequence.cpp
@@ -534,7 +534,6 @@ Sequence<Time>::start_write()
 	for (int i = 0; i < 16; ++i) {
 		_write_notes[i].clear();
 	}
-	_dirty_controls.clear();
 }
 
 /** Finish a write of events to the model.
@@ -576,10 +575,6 @@ Sequence<Time>::end_write (bool delete_stuck)
 		_write_notes[i].clear();
 	}
 
-	for (ControlLists::const_iterator i = _dirty_controls.begin(); i != _dirty_controls.end(); ++i) {
-		(*i)->mark_dirty();
-	}
-
 	_writing = false;
 }
 
@@ -1036,6 +1031,13 @@ Sequence<Time>::set_overlap_pitch_resolution (OverlapPitchResolution opr)
         /* XXX todo: clean up existing overlaps in source data? */
 }
 
+template<typename Time>
+void
+Sequence<Time>::control_list_marked_dirty ()
+{
+	set_edited (true);
+}
+
 template class Sequence<Evoral::MusicalTime>;
 
 } // namespace Evoral