diff --git a/libs/ardour/ardour/route.h b/libs/ardour/ardour/route.h
index e1e155b744..3c06018e1b 100644
--- a/libs/ardour/ardour/route.h
+++ b/libs/ardour/ardour/route.h
@@ -52,6 +52,8 @@
 #include "ardour/automatable.h"
 #include "ardour/unknown_processor.h"
 
+class RoutePinWindowProxy;
+
 namespace ARDOUR {
 
 class Amp;
@@ -234,6 +236,9 @@ public:
 
 	std::list<std::string> unknown_processors () const;
 
+	RoutePinWindowProxy * pinmgr_proxy () const { return _pinmgr_proxy; }
+	void set_pingmgr_proxy (RoutePinWindowProxy* wp) { _pinmgr_proxy = wp ; }
+
 	/* special processors */
 
 	boost::shared_ptr<InternalSend>     monitor_send() const { return _monitor_send; }
@@ -911,6 +916,7 @@ private:
 	    or 0.
 	*/
 	boost::weak_ptr<Processor> _processor_after_last_custom_meter;
+	RoutePinWindowProxy *_pinmgr_proxy;
 
 	void reset_instrument_info ();
 
diff --git a/libs/ardour/route.cc b/libs/ardour/route.cc
index 57980d1f54..1e9f0ee3a9 100644
--- a/libs/ardour/route.cc
+++ b/libs/ardour/route.cc
@@ -119,6 +119,7 @@ Route::Route (Session& sess, string name, Flag flg, DataType default_type)
 	, _in_sidechain_setup (false)
 	, _strict_io (false)
 	, _custom_meter_position_noted (false)
+	, _pinmgr_proxy (0)
 {
 	processor_max_streams.reset();
 }