diff --git a/.travis.yml b/.travis.yml
index bdaa7c91..ca118d8c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,7 +5,6 @@ python:
 - 3.4
 - 3.5
 - pypy
-cache: pip
 before_install:
   - |
       if [ "$TRAVIS_PYTHON_VERSION" = "pypy" ]; then