diff --git a/.github/workflows/docs-add-version-picker.yaml b/.github/workflows/docs-add-version-picker.yaml
index 717d5c85d3abe8d67636a71f1c94c17c3a0ce995..c689b87d3de5759e079fdd2067b0a86d54618e78 100644
--- a/.github/workflows/docs-add-version-picker.yaml
+++ b/.github/workflows/docs-add-version-picker.yaml
@@ -19,7 +19,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Setup mdbook
-        uses: peaceiris/actions-mdbook@adeb05db28a0c0004681db83893d56c0388ea9ea # v1.2.0
+        uses: peaceiris/actions-mdbook@ee69d230fe19748b7abf22df32acaa93833fad08 # v2.0.0
         with:
           mdbook-version: '0.4.17'
 
diff --git a/.github/workflows/docs-pr.yaml b/.github/workflows/docs-pr.yaml
index 52b0f8802d558fc8dceab198e68452ddc5b35434..7a79262ba88538408bebc9693fb8cade91bcc76e 100644
--- a/.github/workflows/docs-pr.yaml
+++ b/.github/workflows/docs-pr.yaml
@@ -19,7 +19,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup mdbook
-        uses: peaceiris/actions-mdbook@adeb05db28a0c0004681db83893d56c0388ea9ea # v1.2.0
+        uses: peaceiris/actions-mdbook@ee69d230fe19748b7abf22df32acaa93833fad08 # v2.0.0
         with:
           mdbook-version: '0.4.17'
 
@@ -53,7 +53,7 @@ jobs:
       - uses: actions/checkout@v4
 
       - name: Setup mdbook
-        uses: peaceiris/actions-mdbook@adeb05db28a0c0004681db83893d56c0388ea9ea # v1.2.0
+        uses: peaceiris/actions-mdbook@ee69d230fe19748b7abf22df32acaa93833fad08 # v2.0.0
         with:
           mdbook-version: '0.4.17'
 
diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index d611fdc924f6cb9d49c4ff96f58b6411fd7799e6..4ddee9ad0a0d44325ec0c2021f97d52df2e703b1 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -56,7 +56,7 @@ jobs:
           fetch-depth: 0
 
       - name: Setup mdbook
-        uses: peaceiris/actions-mdbook@adeb05db28a0c0004681db83893d56c0388ea9ea # v1.2.0
+        uses: peaceiris/actions-mdbook@ee69d230fe19748b7abf22df32acaa93833fad08 # v2.0.0
         with:
           mdbook-version: '0.4.17'