diff --git a/.travis.yml b/.travis.yml
index 6606f666a85..f64e206974b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -35,6 +35,7 @@ before_install:
   - mysql -e "create database IF NOT EXISTS test;" -uroot
 before_script:
   - if [ "$TRAVIS_PHP_VERSION" == "7.0" ] || [ $(echo "$TRAVIS_PHP_VERSION 7.0" | tr " " "\n" | sort -V | head -n1) = "7.0" ]; then phpenv config-add .travis.php7.ini; else phpenv config-add .travis.ini; fi
+  - pecl install channel://pecl.php.net/lzf
   - pear install channel://pear.php.net/Math_BigInteger
   - pear install channel://pear.php.net/Net_DNS2
   - pear install channel://pear.horde.org/Horde_Role