diff --git a/include/InstrumentFunctions.h b/include/InstrumentFunctions.h
index 345221979..5b6c36b9e 100644
--- a/include/InstrumentFunctions.h
+++ b/include/InstrumentFunctions.h
@@ -165,6 +165,7 @@ public:
 		ArpDirUp,
 		ArpDirDown,
 		ArpDirUpAndDown,
+		ArpDirDownAndUp,	
 		ArpDirRandom,
 		NumArpDirections
 	} ;
diff --git a/src/core/InstrumentFunctions.cpp b/src/core/InstrumentFunctions.cpp
index 70a94e6f1..79b6509d1 100644
--- a/src/core/InstrumentFunctions.cpp
+++ b/src/core/InstrumentFunctions.cpp
@@ -314,6 +314,7 @@ InstrumentFunctionArpeggio::InstrumentFunctionArpeggio( Model * _parent ) :
 	m_arpDirectionModel.addItem( tr( "Up" ), new PixmapLoader( "arp_up" ) );
 	m_arpDirectionModel.addItem( tr( "Down" ), new PixmapLoader( "arp_down" ) );
 	m_arpDirectionModel.addItem( tr( "Up and down" ), new PixmapLoader( "arp_up_and_down" ) );
+	m_arpDirectionModel.addItem( tr( "Down and up" ), new PixmapLoader( "arp_up_and_down" ) );
 	m_arpDirectionModel.addItem( tr( "Random" ), new PixmapLoader( "arp_random" ) );
 	m_arpDirectionModel.setInitValue( ArpDirUp );
 
@@ -429,6 +430,19 @@ void InstrumentFunctionArpeggio::processNote( NotePlayHandle * _n )
 				cur_arp_idx = range - cur_arp_idx % ( range - 1 ) - 1;
 			}
 		}
+		else if( dir == ArpDirDownAndUp && range > 1 )
+		{
+			// copied from ArpDirUpAndDown above
+			cur_arp_idx = ( cur_frame / arp_frames ) % ( range * 2 - 2 );
+			// if greater than range, we have to play down...
+			// looks like the code for arp_dir==DOWN... :)
+			if( cur_arp_idx >= range )
+			{
+				cur_arp_idx = range - cur_arp_idx % ( range - 1 ) - 1;
+			}
+			// inverts direction
+			cur_arp_idx = range - cur_arp_idx - 1;
+		}
 		else if( dir == ArpDirRandom )
 		{
 			// just pick a random chord-index