diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index 94ba89b..aa4f292 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -27,7 +27,7 @@ jobs:
         uses: ./.github/actions/initialize_conda_env
 
       - name: Cache executed notebooks
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: _build/.jupyter_cache
           key: jupyter-cache-${{ hashFiles('pixi.lock') }}