diff --git a/src/ITAHDFTSpectrum.cpp b/src/ITAHDFTSpectrum.cpp
index 3470f64210692341916fc4f612162b068ad7b7df..b7fdfd836baf5aca9f0c595cc2917ab4f8a8e399 100644
--- a/src/ITAHDFTSpectrum.cpp
+++ b/src/ITAHDFTSpectrum.cpp
@@ -21,7 +21,6 @@ ITAHDFTSpectrum::ITAHDFTSpectrum( const float fSampleRate, const int iDFTSize, c
 	: m_iSize( -1 )
 	, m_iDFTSize( iDFTSize )
 	, m_fSampleRate( fSampleRate )
-	, m_vfData( NULL )
 {
 	SetSampleRate( fSampleRate );
 	Init( iDFTSize, bZeroInit ); // sets size and resolution
@@ -31,7 +30,6 @@ ITAHDFTSpectrum::ITAHDFTSpectrum( const ITAHDFTSpectrum* pSource )
 	: m_iSize( 0 )
 	, m_iDFTSize( 0 )
 	, m_fSampleRate( 0 )
-	, m_vfData( NULL )
 {
 	Init( pSource->GetDFTSize() );
 	SetSampleRate( pSource->GetSampleRate() );
@@ -42,7 +40,6 @@ ITAHDFTSpectrum::ITAHDFTSpectrum( const ITAHDFTSpectrum& oSource )
 	: m_iSize( 0 )
 	, m_iDFTSize( 0 )
 	, m_fSampleRate( 0 )
-	, m_vfData( NULL )
 {
 	Init( oSource.GetDFTSize() );
 	SetSampleRate( oSource.GetSampleRate() );