diff --git a/src/snippets/EPCollider.in b/src/snippets/EPCollider.in
--- a/src/snippets/EPCollider.in
+++ b/src/snippets/EPCollider.in
@@ -1,49 +1,49 @@
 # -*- ThePEG-repository -*-
 cd /Herwig/EventHandlers
 create ThePEG::LuminosityFunction Luminosity
 set EventHandler:BeamA /Herwig/Particles/e-
 set Luminosity:BeamEMaxA 30.*GeV
 set EventHandler:BeamB /Herwig/Particles/p+
 set Luminosity:BeamEMaxB 920.*GeV
 set EventHandler:LuminosityFunction Luminosity
 set /Herwig/Shower/ShowerHandler:MPIHandler NULL
 set /Herwig/Shower/PowhegShowerHandler:MPIHandler NULL
 set /Herwig/DipoleShower/DipoleShowerHandler:MPIHandler NULL
 
 # cuts for DIS
 set EventHandler:Cuts:ScaleMin 1.0*GeV2
 set EventHandler:Cuts:X1Min 1.0e-5
 set EventHandler:Cuts:X2Min 1.0e-5
 set EventHandler:Cuts:MHatMin 0.0*GeV
 set /Herwig/Cuts/NeutralCurrentCut:MinW2 0
 set /Herwig/Cuts/NeutralCurrentCut:MaxW2 1e10
 set /Herwig/Cuts/ChargedCurrentCut:MinW2 0
 set /Herwig/Cuts/ChargedCurrentCut:MaxW2 1e10
 clear EventHandler:Cuts:OneCuts
 clear EventHandler:Cuts:TwoCuts
 clear EventHandler:Cuts:MultiCuts
 insert EventHandler:Cuts:TwoCuts[0] /Herwig/Cuts/NeutralCurrentCut
 insert EventHandler:Cuts:TwoCuts[1] /Herwig/Cuts/ChargedCurrentCut
 
 # switch off final-state electron/muon FSR
 do /Herwig/Shower/SplittingGenerator:DeleteFinalSplitting e-->e-,gamma; /Herwig/Shower/LtoLGammaSudakov
 do /Herwig/Shower/SplittingGenerator:DeleteFinalSplitting mu-->mu-,gamma; /Herwig/Shower/LtoLGammaSudakov
 do /Herwig/Shower/SplittingGenerator:DeleteFinalSplitting tau-->tau-,gamma; /Herwig/Shower/LtoLGammaSudakov
 set /Herwig/Shower/KinematicsReconstructor:ReconstructionOption Colour
 # Matchbox settings
 cd /Herwig/MatrixElements/Matchbox
-set Factory:FirstPerturbativePDF Yes
-set Factory:SecondPerturbativePDF No
+set Factory:FirstPerturbativePDF No
+set Factory:SecondPerturbativePDF Yes
 set Factory:PartonExtractor /Herwig/Partons/EPExtractor
 
 set /Herwig/Merging/MergingFactory:FirstPerturbativePDF No
 set /Herwig/Merging/MergingFactory:SecondPerturbativePDF Yes
 set /Herwig/Merging/MergingFactory:PartonExtractor /Herwig/Partons/EPExtractor
 
 #  Erase the PDF for the lepton side (the one from Particle Data object is used)
 set /Herwig/Shower/ShowerHandler:PDFA NULL
 set /Herwig/DipoleShower/DipoleShowerHandler:PDFA NULL
 
 cd /Herwig/Generators/
 set /Herwig/MatrixElements/SubProcess:PartonExtractor /Herwig/Partons/EPExtractor