diff --git a/.github/workflows/actions.lock b/.github/workflows/actions.lock
index 3d14fac..348d8c8 100644
--- a/.github/workflows/actions.lock
+++ b/.github/workflows/actions.lock
@@ -1,7 +1,7 @@
 # This file is machine-generated by `gh actions-lock`.
 # Do not edit by hand; run `gh actions-lock` to update.
 # Docs: https://gh.io/actions-lockfile
-version: 'v0.0.2'
+version: 'v0.0.3'
 workflows:
     '.github/workflows/boj-build.yml':
         - 'actions/checkout@v7.0.1'
@@ -20,7 +20,7 @@ workflows:
     '.github/workflows/labels.yml': []
     '.github/workflows/mirror.yml': []
     '.github/workflows/push-email-notify.yml':
-        - 'dawidd6/action-send-mail@v3.12.0'
+        - 'dawidd6/action-send-mail@v23'
     '.github/workflows/secret-scanner.yml':
         - 'actions/checkout@v7.0.1'
         - 'trufflesecurity/trufflehog@main'
@@ -57,9 +57,9 @@ dependencies:
         repo_id: 496012378
         uses:
             - 'actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f'
-    'dawidd6/action-send-mail@v3.12.0':
-        ref: 'v3.12.0'
-        commit: 'sha1-67ce3558d613188179559c61d3565140cf389968'
+    'dawidd6/action-send-mail@v23':
+        ref: 'v23'
+        commit: 'sha1-47af4a10b540781705f283a2cf1a9650713ac795'
         owner_id: 9713907
         repo_id: 222439721
     'haskell-actions/setup@v2.12.0':
diff --git a/.github/workflows/push-email-notify.yml b/.github/workflows/push-email-notify.yml
index 4d168c0..988b475 100644
--- a/.github/workflows/push-email-notify.yml
+++ b/.github/workflows/push-email-notify.yml
@@ -18,7 +18,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Send push notification email
-        uses: dawidd6/action-send-mail@v22
+        uses: dawidd6/action-send-mail@v23
         with:
           server_address: ${{ secrets.SMTP_HOST }}
           server_port: ${{ secrets.SMTP_PORT }}