diff --git a/Code/MonoMultiViewClassifiers/MonoviewClassifiers/DecisionTree.py b/Code/MonoMultiViewClassifiers/MonoviewClassifiers/DecisionTree.py
index 1dbd83adeaef9bbd9afd130a6914e1c5de4e337c..5fe7d7488c9085eaeaa4136d84fa9b57218cfb41 100644
--- a/Code/MonoMultiViewClassifiers/MonoviewClassifiers/DecisionTree.py
+++ b/Code/MonoMultiViewClassifiers/MonoviewClassifiers/DecisionTree.py
@@ -3,7 +3,7 @@ from sklearn.pipeline import Pipeline  # Pipelining in classification
 from sklearn.model_selection import RandomizedSearchCV
 from scipy.stats import randint
 import numpy as np
-import graphviz
+# import graphviz
 # import cPickle
 
 from .. import Metrics
@@ -91,7 +91,7 @@ def getConfig(config):
 
 def getInterpret(classifier, directory):
     dot_data = tree.export_graphviz(classifier, out_file=None)
-    graph = graphviz.Source(dot_data)
-    graph.render(directory+"-tree.pdf")
+    # graph = graphviz.Source(dot_data)
+    # graph.render(directory+"-tree.pdf")
     interpretString = getFeatureImportance(classifier, directory)
     return interpretString
\ No newline at end of file
diff --git a/Code/Versions.py b/Code/Versions.py
index b3a02c11d414b09a770d7ad7c7460fef25a54ea9..bd0becc0f5148821458ab5a428df7d3b568b74e1 100644
--- a/Code/Versions.py
+++ b/Code/Versions.py
@@ -96,11 +96,11 @@ def testVersions():
         isUpToDate = False
         toInstall.append("h5py")
 
-    try:
-        import graphviz  #
-    except:
-        isUpToDate = False
-        toInstall.append("graphviz")
+    # try:
+    #     import graphviz  #
+    # except:
+    #     isUpToDate = False
+    #     toInstall.append("graphviz")
 
     if not isUpToDate:
         print "You can't run at the moment, please install the following modules : \n"+ "\n".join(toInstall)