diff --git a/setup.py b/setup.py
index 8a6da2cbf5..72d19c9452 100644
--- a/setup.py
+++ b/setup.py
@@ -40,7 +40,7 @@
 
 OPTIONAL_REQUIREMENTS = ['pandas']
 
-PLOTTING_REQUIREMENTS = ['matplotlib>=1.3.1']
+PLOTTING_REQUIREMENTS = ['matplotlib>=2.2.0']
 
 DOCS_REQUIREMENTS = [
     'sphinx>=1.6.6', 'sphinxcontrib-bibtex', 'sphinx_rtd_theme'