diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 79ff221e6d8269859a41115b2a1fbb53efd150ca..7ffaae66245c896beaf613338a510098e7a337e9 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -54,7 +54,7 @@ test_wheel:
   image:
     name: registry.edugit.org/teckids/docker-images/python-pimped:master
   before_script:
-    - apt-get -y update && eatmydata apt-get -y install chromium-driver xvfb
+    - apt-get -y update && eatmydata apt-get -y install chromium-driver xvfb gettext
     - adduser --disabled-password --gecos "Test User" testuser
     - mkdir -p screenshots && chown testuser screenshots
   script: