diff --git a/.travis.yml b/.travis.yml
index 416e416..71bad55 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -28,7 +28,8 @@ before_script:
   - echo "extension = memcache.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - echo "extension = memcached.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - echo "extension = redis.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
-  - echo -e "zend_$(cat ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini)" > ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+  - echo -e ";$(cat ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini)" > ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
+  - echo "zend_extension = /home/travis/.phpenv/versions/$(php -r 'echo phpversion();')/lib/php/extensions/no-debug-zts-$([ phpenv version-name = '5.4' ] && echo '20100525' || echo '20121212')/uopz.so" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - echo "[uopz]" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - echo "uopz.overloads=1" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
   - cat ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini