diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index 0f0f28f..731eba2 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
         with:
           ref: ${{ github.head_ref }}
           fetch-depth: 0