diff --git a/mpcpy/models.py b/mpcpy/models.py
index eabc463..dc08bbf 100755
--- a/mpcpy/models.py
+++ b/mpcpy/models.py
@@ -57,6 +57,7 @@
 from abc import ABCMeta, abstractmethod
 import numpy as np
 from matplotlib import pyplot as plt
+plt.switch_backend('agg')
 import pandas as pd
 import csv
 import logging