diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 20af446ad99a5f19f06b097ad4660b429958452a..a83efa7198e35227f3d1119c669dbd4d07fe3a2d 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,8 +3,8 @@ pages:
   script:
   - apt-get update
   - apt-get install --assume-yes pandoc
-  - pip install numpy pandas termcolor  # top import of Ohmpi.py
-  - pip install sphinx numpydoc sphinx_rtd_theme pandoc recommonmark
+  - pip3 install numpy pandas termcolor  # top import of Ohmpi.py
+  - pip3 install sphinx numpydoc sphinx_rtd_theme pandoc recommonmark
   - cd sphinx/source
   - make html
   # also make latex? pdf?