diff --git a/.travis.yml b/.travis.yml
index 1b5e5204..6c36360f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,8 +3,6 @@ sudo: false
 
 matrix:
   include:
-    - os: linux
-      python: 3.3
     - os: linux
       python: 3.4
     - os: linux
@@ -15,7 +13,12 @@ matrix:
       language: generic
 
 before_install:
-  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install python3 || brew upgrade python3; fi
+  - |
+    if [ "${TRAVIS_OS_NAME}" == osx ]; then
+      rm '/usr/local/include/c++'
+      brew install python3 ||
+      brew upgrade python3
+    fi
   - pip3 install --upgrade six
 
 install: