diff --git a/.travis.yml b/.travis.yml
index 5149495..d75a6cd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,7 +32,7 @@ matrix:
     - python: 2.7
       env: PANDAS=0.20.2  MATPLOTLIB=2.0.2
     - python: 2.7
-      env: PANDAS=master  MATPLOTLIB=master
+      env: PANDAS=master  MATPLOTLIB=2.1.2
 
     - python: 3.6
       env: PANDAS=0.16.2  MATPLOTLIB=1.4.3 SHAPELY=1.5.17