diff --git a/examples/Full2018_v9/samples.py b/examples/Full2018_v9/samples.py
index 77edba1d..ada30ca3 100644
--- a/examples/Full2018_v9/samples.py
+++ b/examples/Full2018_v9/samples.py
@@ -25,6 +25,7 @@ def makeMCDirectory(var=''):
 
 redirector = 'root://eoscms.cern.ch/'
 redirector = ''
+useXROOTD = False
 
 def nanoGetSampleFiles(path, name):
     _files = s.searchFiles(path,  name, redirector=redirector)
diff --git a/mkShapesRDF/shapeAnalysis/latinos/PlotFactory.py b/mkShapesRDF/shapeAnalysis/latinos/PlotFactory.py
index 9b7587a2..c04b4885 100644
--- a/mkShapesRDF/shapeAnalysis/latinos/PlotFactory.py
+++ b/mkShapesRDF/shapeAnalysis/latinos/PlotFactory.py
@@ -675,7 +675,7 @@ def makePlot(
                                     else:
                                         histoVar = fileIn.Get(shapeNameVar)
 
-                                    if histoVar is not None:
+                                    if histoVar != None:
                                         nuisanceHistos[ivar][nuisanceName] = histoVar
                                         if np.isnan(
                                             rnp_hist2array(histoVar, copy=True)