diff --git a/travis_tests.py b/travis_tests.py
index f3789d23..2d71de97 100644
--- a/travis_tests.py
+++ b/travis_tests.py
@@ -33,6 +33,7 @@
 
 import matplotlib 
 matplotlib.use('agg')
+matplotlib.rcParams.update(matplotlib.rcParamsDefault)
 matplotlib.rcParams[u'figure.figsize'] = (4,3)
 matplotlib.rcParams[u'text.usetex'] = False