diff --git a/Waveform/WaveDigiTools/src/WaveformDigitisationTool.cxx b/Waveform/WaveDigiTools/src/WaveformDigitisationTool.cxx
index c62d7f8a753490907bd1e8a513cad5341a2a46be..375519e6a6b683d96568b6cf8f4987124b8e5ca2 100644
--- a/Waveform/WaveDigiTools/src/WaveformDigitisationTool.cxx
+++ b/Waveform/WaveDigiTools/src/WaveformDigitisationTool.cxx
@@ -22,7 +22,7 @@ WaveformDigitisationTool::initialize() {
   ATH_MSG_INFO( name() << "::initalize()" );
 
   m_nsamples = 600;
-  m_random = new TRandom3();
+  m_random = new TRandom3(0);
 
   return StatusCode::SUCCESS;
 }