diff --git a/.github/workflows/build_gh-pages.yml b/.github/workflows/build_gh-pages.yml
index a990d24..4148575 100644
--- a/.github/workflows/build_gh-pages.yml
+++ b/.github/workflows/build_gh-pages.yml
@@ -15,7 +15,6 @@ jobs:
     #- uses: readthedocs/actions/preview@v1
     - name: Install theme
       run: |
-        python -m pip install --upgrade pip
         pip install sphinx-rtd-theme
     - id: deployment
       uses: sphinx-notes/pages@v3