diff --git a/analyzers/Analyser.cpp b/analyzers/Analyser.cpp
index 7e3cf6c..417c16f 100644
--- a/analyzers/Analyser.cpp
+++ b/analyzers/Analyser.cpp
@@ -43,6 +43,16 @@ Analyzer::Analyzer(Digitizer ** digi, unsigned int nDigi, QMainWindow * parent )
 }
 
 Analyzer::~Analyzer(){
+
+  if( buildTimerThread ){
+    if( !buildTimerThread->isStopped() ){
+      buildTimerThread->Stop();
+      buildTimerThread->quit();
+      buildTimerThread->wait();
+    }
+    delete buildTimerThread;
+  }
+
   delete influx;
   delete mb;
   delete [] dataList;
diff --git a/analyzers/NeutronGamma.h b/analyzers/NeutronGamma.h
index a7494bb..6b505ed 100644
--- a/analyzers/NeutronGamma.h
+++ b/analyzers/NeutronGamma.h
@@ -167,7 +167,7 @@ inline void NeutronGamma::SetUpCanvas(){
     // }
     // histLayout->addWidget(hist2D[0][0], 0, 0);
     
-    hist2D = new Histogram2D("Neutron-Gamma", "PSD = (l-s)/l", "Short Energy [ch]", nBin, eMin, eMax, nBin, 0, 1);
+    hist2D = new Histogram2D("Neutron-Gamma", "Long Energy [ch]", "PSD = (l-s)/l",  nBin, eMin, eMax, nBin, 0, 1);
 
     histLayout->addWidget(hist2D, 0, 0);