diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 92c1605..73b643c 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -35,11 +35,11 @@ jobs:
       - name: Checkout
         uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
       - name: Initialize CodeQL
-        uses: github/codeql-action/init@6f2ac81f5cd81fe351a197ba0b00d91d03cd2aee # v3.28.1
+        uses: github/codeql-action/init@9b3254085494b55a0f7c4c2b3d2d52cc712ce370 # v3.28.1
         with:
           languages: ${{ matrix.language }}
           build-mode: ${{ matrix.build-mode }}
       - name: Perform CodeQL Analysis
-        uses: github/codeql-action/analyze@6f2ac81f5cd81fe351a197ba0b00d91d03cd2aee # v3.28.1
+        uses: github/codeql-action/analyze@9b3254085494b55a0f7c4c2b3d2d52cc712ce370 # v3.28.1
         with:
           category: "/language:${{ matrix.language }}"
diff --git a/.github/workflows/push-email-notify.yml b/.github/workflows/push-email-notify.yml
index 1d4d92f..66b0ca4 100644
--- a/.github/workflows/push-email-notify.yml
+++ b/.github/workflows/push-email-notify.yml
@@ -39,7 +39,7 @@ jobs:
     timeout-minutes: 5
     steps:
       - name: Send push notification email
-        uses: hyperpolymath/smtp-notify-action@c1c9fa07992a02c1fd3d67a0dc1b08cccb852aef # v0.5.0
+        uses: hyperpolymath/smtp-notify-action@e384daf6167a7a7567642d6a62060106244d2413 # v0.5.1
         with:
           server_address: ${{ secrets.SMTP_HOST }}
           server_port: ${{ secrets.SMTP_PORT }}
diff --git a/.github/workflows/sonarqube.yml b/.github/workflows/sonarqube.yml
index 969663a..54a3c46 100644
--- a/.github/workflows/sonarqube.yml
+++ b/.github/workflows/sonarqube.yml
@@ -27,6 +27,6 @@ jobs:
         with:
           fetch-depth: 0   # full history for accurate new-code detection
       - name: SonarQube Scan
-        uses: SonarSource/sonarqube-scan-action@d209202bc7d53ff1cc128f7f907dac145c9d6ae9 # v8.3.0
+        uses: SonarSource/sonarqube-scan-action@4d1dc0c91ee400dcf8a6dddf2f705ac36542e304 # v8.4.0
         env:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}