diff --git a/.github/workflows/gh_pages.yml b/.github/workflows/gh_pages.yml
index 0dd33c4..af1fa09 100644
--- a/.github/workflows/gh_pages.yml
+++ b/.github/workflows/gh_pages.yml
@@ -29,7 +29,7 @@ jobs:
       - name: Create cache id
         run: echo "cache_id=$(date --utc '+%V')" >> $GITHUB_ENV
       - name: Cache dependencies
-        uses: actions/cache@27d5ce7f107fe9357f9df03efb73ab90386fccae #v5.0.5
+        uses: actions/cache@55cc8345863c7cc4c66a329aec7e433d2d1c52a9 #v6.1.0
         with:
           key: mkdocs-${{ env.cache_id }}
           path: .cache