diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index cfbecab283dbafdeb9c9e44a03544f79fd182b86..b0e0010b3b35507ca942e18d36bd31d5845683e5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,6 +9,8 @@ run_tests:
   stage: test
   image: registry.git.autistici.org/ai3/docker/test/python:master
   script:
+    - apt-get -q update
+    - env DEBIAN_FRONTEND=noninteractive apt-get install -qy --no-install-recommends libgirepository1.0-dev libcairo2-dev
     - tox
   artifacts:
     when: always