diff --git a/.travis.sh b/.travis.sh
index 33cfe75b..1030dadf 100755
--- a/.travis.sh
+++ b/.travis.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 case "$1" in
     "install")
@@ -36,14 +36,22 @@ case "$1" in
 		ctest -V
 		;;
 	    "python")
-                python setup.py build_ext test
+		if [ "${TRAVIS_OS_NAME}" = "osx" ]; then
+			source venv/bin/activate
+		fi
+		python setup.py build_ext test
 		;;
 	esac
 	;;
     "after_success")
 	case "${BUILD_SYSTEM}" in
 	    "python")
-		pip wheel -w dist .
+		case "${TRAVIS_OS_NAME}" in
+		    "osx")
+			source venv/bin/activate
+			pip wheel -w dist .
+			;;
+		esac
 		;;
 	esac
 	;;
diff --git a/.travis.yml b/.travis.yml
index 48bca719..5bccc6d5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -159,19 +159,11 @@ matrix:
     ## Python OS X builds
     ###
     - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=system PYTHON_VERSION=2.7
+      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=2.7.12
     - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=2.7.10
+      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=3.4.4
     - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=homebrew PYTHON_VERSION=2.7.10
-    - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=3.4.3
-    - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=homebrew PYTHON_VERSION=3.4.3
-    - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=3.5.0
-    - os: osx
-      env: BUILD_SYSTEM=python INSTALL_TYPE=homebrew PYTHON_VERSION=3.5.0
+      env: BUILD_SYSTEM=python INSTALL_TYPE=macpython PYTHON_VERSION=3.5.2
 
     ###
     ## Sanitizers
@@ -240,7 +232,7 @@ after_success:
 - ./.travis.sh after_success
 
 before_deploy:
-- if [ "${BUILD_SYSTEM}" = "python" ]; then export WHEELS=$(ls ./dist/*.whl); fi
+- if [ "${BUILD_SYSTEM}" = "python" ] && [ "${TRAVIS_OS_NAME}" = "osx" ]; then export WHEELS=$(ls ./dist/*.whl); fi
 
 deploy:
   provider: releases
@@ -251,4 +243,4 @@ deploy:
   on:
     repo: "google/brotli"
     tags: true
-    condition: "${BUILD_SYSTEM} = python"
+    condition: "${BUILD_SYSTEM} = python && ${TRAVIS_OS_NAME} = osx"