diff --git a/Tracking/TrkFitter/TrkiPatFitterUtils/TrkiPatFitterUtils/FitProcedure.h b/Tracking/TrkFitter/TrkiPatFitterUtils/TrkiPatFitterUtils/FitProcedure.h
index 4eb71a4658fb5f183d8215d883bcd1a9e3aebb35..cc0fd9a794046f5a5f7bf031470a2a049c8a625e 100755
--- a/Tracking/TrkFitter/TrkiPatFitterUtils/TrkiPatFitterUtils/FitProcedure.h
+++ b/Tracking/TrkFitter/TrkiPatFitterUtils/TrkiPatFitterUtils/FitProcedure.h
@@ -17,11 +17,11 @@
 //////////////////////////////////////////////////////////////////////////////
 
 #ifndef TRKIPATFITTERUTILS_FITPROCEDURE_H
-# define TRKIPATFITTERUTILS_FITPROCEDURE_H
+#define TRKIPATFITTERUTILS_FITPROCEDURE_H
 
 //<<<<<< INCLUDES                                                       >>>>>>
 
-#include <list>
+#include <vector>
 #include "DataModel/DataVector.h"
 #include "GaudiKernel/ToolHandle.h"
 #include "TrkEventPrimitives/ParticleHypothesis.h"