diff --git a/.github/workflows/check_cirrus_cron.yml b/.github/workflows/check_cirrus_cron.yml
index c4ca4efaa1..bd0cf01f7e 100644
--- a/.github/workflows/check_cirrus_cron.yml
+++ b/.github/workflows/check_cirrus_cron.yml
@@ -61,7 +61,7 @@ jobs:
             - if: steps.cron.outputs.failures > 0
               name: Send failure notification e-mail
               # Ref: https://github.com/dawidd6/action-send-mail
-              uses: dawidd6/action-send-mail@v3.11.0
+              uses: dawidd6/action-send-mail@v3.12.0
               with:
                 server_address: ${{secrets.ACTION_MAIL_SERVER}}
                 server_port: 465
@@ -80,7 +80,7 @@ jobs:
 
             - if: failure()
               name: Send error notification e-mail
-              uses: dawidd6/action-send-mail@v3.11.0
+              uses: dawidd6/action-send-mail@v3.12.0
               with:
                 server_address: ${{secrets.ACTION_MAIL_SERVER}}
                 server_port: 465
diff --git a/.github/workflows/discussion_lock.yml b/.github/workflows/discussion_lock.yml
index 79fbbb3ce4..ba2dde9252 100644
--- a/.github/workflows/discussion_lock.yml
+++ b/.github/workflows/discussion_lock.yml
@@ -56,7 +56,7 @@ jobs:
           log-output: true
       - if: failure()
         name: Send job failure notification e-mail
-        uses: dawidd6/action-send-mail@v3.11.0
+        uses: dawidd6/action-send-mail@v3.12.0
         with:
           server_address: ${{secrets.ACTION_MAIL_SERVER}}
           server_port: 465
diff --git a/.github/workflows/rerun_cirrus_cron.yml b/.github/workflows/rerun_cirrus_cron.yml
index 785c47c499..34b3541a43 100644
--- a/.github/workflows/rerun_cirrus_cron.yml
+++ b/.github/workflows/rerun_cirrus_cron.yml
@@ -66,7 +66,7 @@ jobs:
 
             - if: failure()
               name: Send error notification e-mail
-              uses: dawidd6/action-send-mail@v3.11.0
+              uses: dawidd6/action-send-mail@v3.12.0
               with:
                 server_address: ${{secrets.ACTION_MAIL_SERVER}}
                 server_port: 465