diff --git a/src/core/EnvelopeAndLfoParameters.cpp b/src/core/EnvelopeAndLfoParameters.cpp
index ef23654d3..cfa0e8dbb 100644
--- a/src/core/EnvelopeAndLfoParameters.cpp
+++ b/src/core/EnvelopeAndLfoParameters.cpp
@@ -380,22 +380,12 @@ void EnvelopeAndLfoParameters::loadSettings( const QDomElement & _this )
 /*	 ### TODO:
 	Old reversed sustain kept for backward compatibility
 	with 4.15 file format*/
-
 	if( _this.hasAttribute( "sus" ) )
 	{
 		m_sustainModel.loadSettings( _this, "sus" );
 		m_sustainModel.setValue( 1.0 - m_sustainModel.value() );
 	}
 
-	// ### TODO:
-/*	// Keep compatibility with version 2.1 file format
-	if( _this.hasAttribute( "lfosyncmode" ) )
-	{
-		m_lfoSpeedKnob->setSyncMode(
-		( TempoSyncKnob::TtempoSyncMode ) _this.attribute(
-						"lfosyncmode" ).toInt() );
-	}*/
-
 	m_userWave.setAudioFile( _this.attribute( "userwavefile" ) );
 
 	updateSampleVars();
diff --git a/src/core/InstrumentFunctions.cpp b/src/core/InstrumentFunctions.cpp
index 4bcbbb9f4..5a87b54dd 100644
--- a/src/core/InstrumentFunctions.cpp
+++ b/src/core/InstrumentFunctions.cpp
@@ -547,7 +547,6 @@ void InstrumentFunctionArpeggio::saveSettings( QDomDocument & _doc, QDomElement
 	m_arpTimeModel.saveSettings( _doc, _this, "arptime" );
 	m_arpGateModel.saveSettings( _doc, _this, "arpgate" );
 	m_arpDirectionModel.saveSettings( _doc, _this, "arpdir" );
-
 	m_arpModeModel.saveSettings( _doc, _this, "arpmode" );
 }
 
@@ -565,14 +564,5 @@ void InstrumentFunctionArpeggio::loadSettings( const QDomElement & _this )
 	m_arpTimeModel.loadSettings( _this, "arptime" );
 	m_arpGateModel.loadSettings( _this, "arpgate" );
 	m_arpDirectionModel.loadSettings( _this, "arpdir" );
-/*
-	// Keep compatibility with version 0.2.1 file format
-	if( _this.hasAttribute( "arpsyncmode" ) )
-	{
-	 	m_arpTimeKnob->setSyncMode(
- 		( tempoSyncKnob::tempoSyncMode ) _this.attribute(
- 						 "arpsyncmode" ).toInt() );
-	}*/
-
 	m_arpModeModel.loadSettings( _this, "arpmode" );
 }