diff --git a/PhysicsAnalysis/D3PDMaker/TrackD3PDMaker/src/PerigeeBLPredictionFillerTool.cxx b/PhysicsAnalysis/D3PDMaker/TrackD3PDMaker/src/PerigeeBLPredictionFillerTool.cxx
index 1e7172b2637c49a47b523eb23556f99742cafd84..80a67a86219e6cd87f50a17de62c3ac633d433f5 100644
--- a/PhysicsAnalysis/D3PDMaker/TrackD3PDMaker/src/PerigeeBLPredictionFillerTool.cxx
+++ b/PhysicsAnalysis/D3PDMaker/TrackD3PDMaker/src/PerigeeBLPredictionFillerTool.cxx
@@ -12,7 +12,7 @@
 
 #include "PerigeeBLPredictionFillerTool.h"
 #include "InDetTestBLayer/InDetTestBLayerTool.h"
-//#include "TrkParameters/Perigee.h"
+#include "InDetTestBLayer/TrackStateOnBLayerInfo.h"
 #include "AthenaKernel/errorcheck.h"
 #include "InDetReadoutGeometry/SiDetectorElement.h"
 #include "InDetIdentifier/PixelID.h"