diff --git a/dimuonSpectrum.C b/dimuonSpectrum.C
index f1bd3d9..01f1038 100644
--- a/dimuonSpectrum.C
+++ b/dimuonSpectrum.C
@@ -23,7 +23,7 @@ void dimuonSpectrum() {
     ROOT::EnableImplicitMT();
 
     // Create dataframe from NanoAOD files
-    ROOT::RDataFrame df("Events", "root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked.root");
+    ROOT::RDataFrame df("Events", "root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked_Muons.root");
 
     // Select events with exactly two muons
     auto df_2mu = df.Filter("nMuon == 2", "Events with exactly two muons");
diff --git a/dimuonSpectrum.ipynb b/dimuonSpectrum.ipynb
index c35e840..e3f9a75 100644
--- a/dimuonSpectrum.ipynb
+++ b/dimuonSpectrum.ipynb
@@ -80,7 +80,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "df = ROOT.RDataFrame(\"Events\", \"root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked.root\")"
+    "df = ROOT.RDataFrame(\"Events\", \"root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked_Muons.root\")"
    ]
   },
   {
diff --git a/dimuonSpectrum.py b/dimuonSpectrum.py
index 386eca8..d262558 100644
--- a/dimuonSpectrum.py
+++ b/dimuonSpectrum.py
@@ -4,7 +4,7 @@
 ROOT.ROOT.EnableImplicitMT()
 
 # Create dataframe from NanoAOD files
-df = ROOT.RDataFrame("Events", "root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked.root")
+df = ROOT.RDataFrame("Events", "root://eospublic.cern.ch//eos/opendata/cms/derived-data/AOD2NanoAODOutreachTool/Run2012BC_DoubleMuParked_Muons.root")
 
 # Select events with exactly two muons
 df_2mu = df.Filter("nMuon == 2", "Events with exactly two muons")