diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index e004cfa5ef272cac8c09db6cba153cfc15c26710..366e653133db52ff0c953c35aa1b4e9a4784d2a5 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -254,7 +254,7 @@ pages:
   image: python:3.11.8
   script:
     # install only packages containing the string "mkdocs" from requirements.txt
-    - grep "mkdocs" requirements.txt | xargs -n 1 pip install
+    - pip install -r requirements.txt
     - mkdocs build --clean --site-dir public
   artifacts:
     paths: