diff --git a/.github/workflows/sphinx.yml b/.github/workflows/sphinx.yml
index 6c5360b..8c529b8 100644
--- a/.github/workflows/sphinx.yml
+++ b/.github/workflows/sphinx.yml
@@ -21,7 +21,7 @@ jobs:
           python-version: 3.11.6
 
       - name: Build docs requirements
-        run: pip install -r docs/requirements.txt
+        run: pip install -U -r docs/requirements.txt
 
       - name: Build docs
         run: make doc