diff --git a/.github/workflows/mdbook-fixed.yml b/.github/workflows/mdbook-fixed.yml
index 851fd1e..6269d69 100644
--- a/.github/workflows/mdbook-fixed.yml
+++ b/.github/workflows/mdbook-fixed.yml
@@ -50,4 +50,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
diff --git a/.github/workflows/mdbook-simple.yml b/.github/workflows/mdbook-simple.yml
index 851fd1e..6269d69 100644
--- a/.github/workflows/mdbook-simple.yml
+++ b/.github/workflows/mdbook-simple.yml
@@ -50,4 +50,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
diff --git a/.github/workflows/mdbook.yml b/.github/workflows/mdbook.yml
index 8bfc5a6..a5e4fbe 100644
--- a/.github/workflows/mdbook.yml
+++ b/.github/workflows/mdbook.yml
@@ -50,4 +50,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v4
\ No newline at end of file
+        uses: actions/deploy-pages@v5
\ No newline at end of file