diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 3d161c776905924a24ed59904c2a5a4427b0dd4d..8b0839f61e2e9d82369f23ec68cf20c6b385f5ec 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -191,7 +191,6 @@ pages:
   stage: doc_builds
   script:
     - source cpp_sisso_env/bin/activate
-    - pip install sphinx sphinx-rtd-theme breathe sphinx-sitemap
     - cd docs/
     - make html
     - mv _build ../public