diff --git a/.github/workflows/actions.lock b/.github/workflows/actions.lock
index c25117a..39d22d9 100644
--- a/.github/workflows/actions.lock
+++ b/.github/workflows/actions.lock
@@ -21,7 +21,7 @@ workflows:
         - 'actions/deploy-pages@v5.0.1'
         - 'actions/upload-pages-artifact@v5.0.0'
     '.github/workflows/push-email-notify.yml':
-        - 'hyperpolymath/smtp-notify-action@v0.3.0'
+        - 'hyperpolymath/smtp-notify-action@v0.5.1'
     '.github/workflows/read-only-api-gate.yml':
         - 'actions/checkout@v7.0.1'
     '.github/workflows/scorecard.yml': []
@@ -56,9 +56,9 @@ dependencies:
         commit: 'sha1-9b3254085494b55a0f7c4c2b3d2d52cc712ce370'
         owner_id: 9919
         repo_id: 259445878
-    'hyperpolymath/smtp-notify-action@v0.3.0':
-        ref: 'v0.3.0'
-        commit: 'sha1-22e7bdb322c430c1d0dac6b3bb307f4bb139d0be'
+    'hyperpolymath/smtp-notify-action@v0.5.1':
+        ref: 'v0.5.1'
+        commit: 'sha1-e384daf6167a7a7567642d6a62060106244d2413'
         owner_id: 6759885
         repo_id: 1352485172
     'julia-actions/setup-julia@da908477b5db94c10ffce8cfea9f2b3b9d5db687':
diff --git a/.github/workflows/push-email-notify.yml b/.github/workflows/push-email-notify.yml
index 3cd69a5..b846a76 100644
--- a/.github/workflows/push-email-notify.yml
+++ b/.github/workflows/push-email-notify.yml
@@ -41,7 +41,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Send push notification email
-        uses: hyperpolymath/smtp-notify-action@v0.5.0
+        uses: hyperpolymath/smtp-notify-action@v0.5.1
         with:
           server_address: ${{ secrets.SMTP_HOST }}
           server_port: ${{ secrets.SMTP_PORT }}