diff --git a/Reconstruction/HeavyIonRec/HIJetRec/python/HIJetRecUtils.py b/Reconstruction/HeavyIonRec/HIJetRec/python/HIJetRecUtils.py
index eab3fe8fff66e07ed305c20c355d452e4f59f8a0..716c4e13f991cdc561400a836e022cd6261dc0b6 100644
--- a/Reconstruction/HeavyIonRec/HIJetRec/python/HIJetRecUtils.py
+++ b/Reconstruction/HeavyIonRec/HIJetRec/python/HIJetRecUtils.py
@@ -131,7 +131,7 @@ def MakeSubtractionTool(shapeKey, moment_name='', momentOnly=False, **kwargs) :
         from HIEventUtils.HIEventUtilsConf import HIEventShapeMapTool
         map_tool=HIEventShapeMapTool()
 
-    subtr=HIJetConstituentSubtractionTool(("HICS_"+suffix))
+    subtr=HIJetConstituentSubtractionTool("HICS_"+suffix)
     subtr.EventShapeKey=shapeKey
     subtr.Modulator=mod_tool
     subtr.MomentName='JetSubtractedScale%sMomentum' % moment_name