diff --git a/.github/workflows/generic_build.yml b/.github/workflows/generic_build.yml
index d1e837a9..23c710a6 100644
--- a/.github/workflows/generic_build.yml
+++ b/.github/workflows/generic_build.yml
@@ -83,7 +83,7 @@ jobs:
 
       # NOTE: AMD64 can build within 2 minutes
       - name: 'Build images'
-        uses: docker/build-push-action@v4.1.1
+        uses: docker/build-push-action@v4.2.1
         with:
           context: .
           # Build at least the AMD64 image (which runs against the test suite).
diff --git a/.github/workflows/generic_publish.yml b/.github/workflows/generic_publish.yml
index b3a64ef0..34985553 100644
--- a/.github/workflows/generic_publish.yml
+++ b/.github/workflows/generic_publish.yml
@@ -72,7 +72,7 @@ jobs:
         run: echo "version=$(<VERSION)" >>"${GITHUB_OUTPUT}"
 
       - name: 'Build and publish images'
-        uses: docker/build-push-action@v4.1.1
+        uses: docker/build-push-action@v4.2.1
         with:
           context: .
           build-args: |
diff --git a/.github/workflows/generic_test.yml b/.github/workflows/generic_test.yml
index bc2adb6c..48d2cbac 100644
--- a/.github/workflows/generic_test.yml
+++ b/.github/workflows/generic_test.yml
@@ -43,7 +43,7 @@ jobs:
       # Importing from the cache should create the image within approx 30 seconds:
       # NOTE: `qemu` step is not needed as we only test for AMD64.
       - name: 'Build AMD64 image from cache'
-        uses: docker/build-push-action@v4.1.1
+        uses: docker/build-push-action@v4.2.1
         with:
           context: .
           tags: mailserver-testing:ci
diff --git a/.github/workflows/generic_vulnerability-scan.yml b/.github/workflows/generic_vulnerability-scan.yml
index b5ed5e9d..74667431 100644
--- a/.github/workflows/generic_vulnerability-scan.yml
+++ b/.github/workflows/generic_vulnerability-scan.yml
@@ -42,7 +42,7 @@ jobs:
       # Importing from the cache should create the image within approx 30 seconds:
       # NOTE: `qemu` step is not needed as we only test for AMD64.
       - name: 'Build AMD64 image from cache'
-        uses: docker/build-push-action@v4.1.1
+        uses: docker/build-push-action@v4.2.1
         with:
           context: .
           tags: mailserver-testing:ci