diff --git a/.github/workflows/coverity.yml b/.github/workflows/coverity.yml
index e643a0169..307eb365f 100644
--- a/.github/workflows/coverity.yml
+++ b/.github/workflows/coverity.yml
@@ -23,7 +23,7 @@ jobs:
           echo "version=$version" >> $GITHUB_OUTPUT
 
       - name: Run Coverity Build
-        uses: vapier/coverity-scan-action@v1
+        uses: vapier/coverity-scan-action@main
         with:
           # Project name in Coverity Scan.
           #
diff --git a/.github/workflows/mail_notification.yml b/.github/workflows/mail_notification.yml
index 06b5fd046..0498e9d67 100644
--- a/.github/workflows/mail_notification.yml
+++ b/.github/workflows/mail_notification.yml
@@ -58,7 +58,7 @@ jobs:
           fi
 
       - name: Send mail
-        uses: dawidd6/action-send-mail@v3
+        uses: dawidd6/action-send-mail@master
         with:
           # Required mail server address:
           server_address: smtp.yandex.com