diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index fc14585..8b2f06e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -36,6 +36,7 @@ before_script:
   - docker-php-ext-enable xdebug
 
   # Install Composer and project dependencies.
+  - composer install
   - composer require doctrine/dbal
 
   # Copy over testing configuration.