diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 35637457..0a7e82ba 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -22,7 +22,7 @@ test:
     stage: test
     before_script:
         - mkdir -p vendor/{pip,apt}
-        - apt-get update -q && apt-get -o dir::cache::archives="vendor/apt" install -yqq postgresql-client
+        - apt-get update -q && apt-get -o dir::cache::archives="vendor/apt" install -yqq postgresql-client build-essential python3-dev libldap2-dev libsasl2-dev
         - sed -E 's/^REDIS_HOST.*/REDIS_HOST = "redis"/' cof/settings/secret_example.py > cof/settings/secret.py
         - sed -i.bak -E 's;^REDIS_PASSWD = .*$;REDIS_PASSWD = "";' cof/settings/secret.py
         # Remove the old test database if it has not been done yet