diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 1910164f..4c89a8a4 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -34,4 +34,4 @@ test:hhvm:
       - composer install --no-dev
     image: 51systems/docker-gitlab-ci-runner-hhvm
     script:
-      - hhvm -d hhvm.php7.all=true phpunit -c build
\ No newline at end of file
+      - hhvm -d hhvm.php7.all=true /usr/local/bin/phpunit -c build
\ No newline at end of file
diff --git a/build/docker_install.sh b/build/docker_install.sh
index e7b4a8d1..cab17e33 100644
--- a/build/docker_install.sh
+++ b/build/docker_install.sh
@@ -35,4 +35,5 @@ docker-php-ext-configure gd --enable-gd-native-ttf --with-jpeg-dir=/usr/lib/x86_
 docker-php-ext-install gd
 docker-php-ext-install mcrypt
 docker-php-ext-install xsl
-docker-php-ext-install zip
\ No newline at end of file
+docker-php-ext-install zip
+docker-php-ext-install xdebug
\ No newline at end of file