diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index 7443fd70d4..2bd0f32566 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -67,7 +67,7 @@ jobs:
 
       # Deploy to the target directory.
       - name: Deploy to gh pages
-        uses: peaceiris/actions-gh-pages@bd8c6b06eba6b3d25d72b7a1767993c0aeee42e7 # v3.9.2
+        uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847 # v3.9.3
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./book
@@ -97,7 +97,7 @@ jobs:
 
       # Deploy to the target directory.
       - name: Deploy to gh pages
-        uses: peaceiris/actions-gh-pages@bd8c6b06eba6b3d25d72b7a1767993c0aeee42e7 # v3.9.2
+        uses: peaceiris/actions-gh-pages@373f7f263a76c20808c831209c920827a82a2847 # v3.9.3
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./dev-docs/_build/html
diff --git a/changelog.d/15369.misc b/changelog.d/15369.misc
new file mode 100644
index 0000000000..da990285cb
--- /dev/null
+++ b/changelog.d/15369.misc
@@ -0,0 +1 @@
+Bump peaceiris/actions-gh-pages from 3.9.2 to 3.9.3.