diff --git a/TrackingTools/TransientTrack/plugins/TransientTrackBuilderESProducer.cc b/TrackingTools/TransientTrack/plugins/TransientTrackBuilderESProducer.cc
index 58c3de2196b13..0d95433742402 100644
--- a/TrackingTools/TransientTrack/plugins/TransientTrackBuilderESProducer.cc
+++ b/TrackingTools/TransientTrack/plugins/TransientTrackBuilderESProducer.cc
@@ -1,7 +1,6 @@
 #include "TransientTrackBuilderESProducer.h"
 #include "Geometry/Records/interface/GlobalTrackingGeometryRecord.h"
 #include "MagneticField/Records/interface/IdealMagneticFieldRecord.h"
-#include "boost/mpl/vector.hpp"
 #include "Geometry/CommonDetUnit/interface/GlobalTrackingGeometry.h"
 
 #include "FWCore/Framework/interface/ESHandle.h"