diff --git a/.travis.yml b/.travis.yml
index 76a6f705a87..2a84088840c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,6 +34,7 @@ notifications:
 before_install:
   - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then
       brew update;
+      brew upgrade python;
       brew install docutils sphinx-doc nghttp2;
     fi
   - if [[ -n "$CLANG" ]]; then