diff --git a/src/ANL/ANL_CC1pi0_Evt_1DWNmu_nu.cxx b/src/ANL/ANL_CC1pi0_Evt_1DWNmu_nu.cxx
index a4d75fa..1b1c968 100644
--- a/src/ANL/ANL_CC1pi0_Evt_1DWNmu_nu.cxx
+++ b/src/ANL/ANL_CC1pi0_Evt_1DWNmu_nu.cxx
@@ -1,83 +1,83 @@
 // Copyright 2016 L. Pickering, P Stowell, R. Terri, C. Wilkinson, C. Wret
 
 /*******************************************************************************
 *    This file is part of NUISANCE.
 *
 *    NUISANCE is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    NUISANCE is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with NUISANCE.  If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
 
 #include "ANL_CC1pi0_Evt_1DWNmu_nu.h"
 
 //********************************************************************
 ANL_CC1pi0_Evt_1DWNmu_nu::ANL_CC1pi0_Evt_1DWNmu_nu(nuiskey samplekey) {
 //********************************************************************
 
   // Sample overview ---------------------------------------------------
   std::string descrip = "ANL CC1pi0 Event Rate 1D W(N mu) nu sample. \n" \
                         "Target: D2 \n" \
                         "Flux:  \n" \
                         "Signal:  \n";
 
   // Setup common settings
   fSettings = LoadSampleSettings(samplekey);
   fSettings.SetDescription(descrip);
 
   fSettings.SetTitle("ANL #nu_mu CC1p#pi^{0}");
   fSettings.SetXTitle("W(N#mu) (GeV)");
   fSettings.SetYTitle("Number of events");
   fSettings.SetAllowedTypes("EVT/SHAPE/DIAG","EVT/SHAPE/DIAG");
   fSettings.DefineAllowedTargets("D,H");
   fSettings.DefineAllowedSpecies("numu");
   fSettings.SetEnuRange(0.0, 10);
 
   fSettings.SetDataInput(  FitPar::GetDataBase() + "/ANL/CC1pi0_on_n/ANL_CC1pi0_WNmu_per_0.04GeV.txt" );
 
   FinaliseSampleSettings();
 
   // Scaling Setup ---------------------------------------------------
   // ScaleFactor automatically setup for DiffXSec/cm2/Nucleon
   fScaleFactor = GetEventHistogram()->Integral("width") / (fNEvents + 0.) * 2. / 1.;
 
   // Plot Setup -------------------------------------------------------
   SetDataFromTextFile( fSettings.GetDataInput() );
   SetPoissonErrors();
   SetCovarFromDiagonal();
 
   // Final setup  ---------------------------------------------------
   FinaliseMeasurement();
 
 };
 
 
 void ANL_CC1pi0_Evt_1DWNmu_nu::FillEventVariables(FitEvent *event) {
 
   if (event->NumFSParticle(2212) == 0 ||
       event->NumFSParticle(111) == 0 ||
       event->NumFSParticle(13) == 0)
     return;
 
   TLorentzVector Pmu  = event->GetHMFSParticle(13)->fP;
-  TLorentzVector Ppip = event->GetHMFSParticle(111)->fP;
+  TLorentzVector Pp   = event->GetHMFSParticle(2212)->fP;
 
-  double hadMass = (Pmu+Ppip).Mag()/1000.;
+  double hadMass = (Pmu+Pp).Mag()/1000.;
 
   fXVar = hadMass;
 
   return;
 };
 
 bool ANL_CC1pi0_Evt_1DWNmu_nu::isSignal(FitEvent *event) {
   return SignalDef::isCC1pi3Prong(event, 14, 111, 2212, EnuMin, EnuMax);
 }
 
diff --git a/src/ANL/ANL_CC1ppip_Evt_1DWNmu_nu.cxx b/src/ANL/ANL_CC1ppip_Evt_1DWNmu_nu.cxx
index 949db0e..1a51a1b 100644
--- a/src/ANL/ANL_CC1ppip_Evt_1DWNmu_nu.cxx
+++ b/src/ANL/ANL_CC1ppip_Evt_1DWNmu_nu.cxx
@@ -1,83 +1,83 @@
 // Copyright 2016 L. Pickering, P Stowell, R. Terri, C. Wilkinson, C. Wret
 
 /*******************************************************************************
 *    This file is part of NUISANCE.
 *
 *    NUISANCE is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *    NUISANCE is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with NUISANCE.  If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
 
 #include "ANL_CC1ppip_Evt_1DWNmu_nu.h"
 
 //********************************************************************
 ANL_CC1ppip_Evt_1DWNmu_nu::ANL_CC1ppip_Evt_1DWNmu_nu(nuiskey samplekey) {
 //********************************************************************
 
   // Sample overview ---------------------------------------------------
   std::string descrip = "ANL CC1ppip Event Rate 1D W(N mu) nu sample. \n" \
                         "Target: D2 \n" \
                         "Flux:  \n" \
                         "Signal:  \n";
 
   // Setup common settings
   fSettings = LoadSampleSettings(samplekey);
   fSettings.SetDescription(descrip);
 
   fSettings.SetTitle("ANL #nu_mu CC1p#pi^{+}");
   fSettings.SetXTitle("W(N#mu) (GeV)");
   fSettings.SetYTitle("Number of events");
   fSettings.SetAllowedTypes("EVT/SHAPE/DIAG","EVT/SHAPE/DIAG");
   fSettings.DefineAllowedTargets("D,H");
   fSettings.DefineAllowedSpecies("numu");
   fSettings.SetEnuRange(0.0, 10);
 
   fSettings.SetDataInput(  FitPar::GetDataBase() + "/ANL/CC1pip_on_p/ANL_CC1ppip_WNmu_per_0.04GeV.txt" );
 
   FinaliseSampleSettings();
 
   // Scaling Setup ---------------------------------------------------
   // ScaleFactor automatically setup for DiffXSec/cm2/Nucleon
   fScaleFactor = GetEventHistogram()->Integral("width") / (fNEvents + 0.) * 2. / 1.;
 
   // Plot Setup -------------------------------------------------------
   SetDataFromTextFile( fSettings.GetDataInput() );
   SetPoissonErrors();
   SetCovarFromDiagonal();
 
   // Final setup  ---------------------------------------------------
   FinaliseMeasurement();
 
 };
 
 
 void ANL_CC1ppip_Evt_1DWNmu_nu::FillEventVariables(FitEvent *event) {
 
   if (event->NumFSParticle(2212) == 0 ||
       event->NumFSParticle(211) == 0 ||
       event->NumFSParticle(13) == 0)
     return;
 
   TLorentzVector Pmu  = event->GetHMFSParticle(13)->fP;
-  TLorentzVector Ppip = event->GetHMFSParticle(211)->fP;
+  TLorentzVector Pp   = event->GetHMFSParticle(2212)->fP;
 
-  double hadMass = (Pmu+Ppip).Mag()/1000.;
+  double hadMass = (Pmu+Pp).Mag()/1000.;
 
   fXVar = hadMass;
 
   return;
 };
 
 bool ANL_CC1ppip_Evt_1DWNmu_nu::isSignal(FitEvent *event) {
   return SignalDef::isCC1pi3Prong(event, 14, 211, 2212, EnuMin, EnuMax);
 }