diff -dNur a/src/analyserwaveform.cpp b/src/analyserwaveform.cpp
--- a/src/analyserwaveform.cpp	2015-12-29 17:10:41.000000000 +0100
+++ b/src/analyserwaveform.cpp	2017-02-04 21:12:30.127952910 +0100
@@ -1,6 +1,3 @@
-#include <QImage>
-#include <QtDebug>
-#include <QTime>
 #include <QtDebug>
 
 #include "analyserwaveform.h"
@@ -40,7 +37,6 @@
         }
     }
 
-    m_timer = new QTime();
     m_analysisDao = new AnalysisDao(m_database, pConfig);
 }
 
@@ -48,14 +44,13 @@
     qDebug() << "AnalyserWaveform::~AnalyserWaveform()";
     destroyFilters();
     m_database.close();
-    delete m_timer;
     delete m_analysisDao;
 }
 
 bool AnalyserWaveform::initialise(TrackPointer tio, int sampleRate, int totalSamples) {
     m_skipProcessing = false;
 
-    m_timer->start();
+    m_timer.start();
 
     if (totalSamples == 0) {
         qWarning() << "AnalyserWaveform::initialise - no waveform/waveform summary";
@@ -320,7 +315,7 @@
 #endif
 
     qDebug() << "Waveform generation for track" << tio->getId() << "done"
-             << m_timer->elapsed()/1000.0 << "s";
+             << m_timer.elapsed()/1000.0 << "s";
 }
 
 void AnalyserWaveform::storeIfGreater(float* pDest, float source) {
diff -dNur a/src/analyserwaveform.h b/src/analyserwaveform.h
--- a/src/analyserwaveform.h	2015-12-29 17:10:41.000000000 +0100
+++ b/src/analyserwaveform.h	2017-02-04 21:12:45.367713395 +0100
@@ -171,7 +171,7 @@
     EngineFilterIIRBase* m_filter[FilterCount];
     std::vector<float> m_buffers[FilterCount];
 
-    QTime* m_timer;
+    QTime m_timer;
     QSqlDatabase m_database;
     AnalysisDao* m_analysisDao;