diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8348f361..ba25c62f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,7 +3,7 @@ image: registry.hub.docker.com/bitnami/minideb:bullseye
 before_script:
   # following ones get updated, so they are not installed from Debian package repo: python3-sphinx python3-pybtex-docutils
   #- apt-get install -y python3-sphinx && apt-get clean
-  - install_packages pip jupyter-notebook python3-anyio python3-greenlet python3-click python3-jupyter-server python3-sqlalchemy python3-latexcodec python3-nbclient python3-nest-asyncio python3-smmap python3-soupsieve python3-toml python3-pybtex
+- install_packages pip jupyter-notebook python3-anyio python3-greenlet python3-click python3-jupyter-server python3-sqlalchemy python3-latexcodec python3-nbclient python3-nest-asyncio python3-smmap python3-soupsieve python3-toml python3-pybtex
 - pip install jupyter-book && rm -r /root/.cache/pip
 
 pages: