diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 59dd535..95b7fd6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,11 +22,11 @@ jobs:
           sh .github/validate-vars.sh --check
           sh .github/chain-file.sh --check
           sh docker/gpg-gate-check.sh
-      - uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
+      - uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
       # Layers cached in Actions, one scope per variant; release reads the same scope, so a
       # tag rebuilds only what the merge changed.
       - name: Build the image the example names
-        uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
+        uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
         with:
           context: .
           file: docker/${{ matrix.variant }}.Dockerfile
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index f330793..be31daa 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,8 +17,8 @@ jobs:
         variant: [rsync, proton]
     steps:
       - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
-      - uses: docker/setup-qemu-action@1f40c72289eff860ee54a304f1438e3cff362e0a # v4.3.0
-      - uses: docker/setup-buildx-action@37fe631027851001ddb9b187196cc803df7f5f0e # v4.3.0
+      - uses: docker/setup-qemu-action@99012661954931238ded8c8b007157a8430204e1 # v4.4.0
+      - uses: docker/setup-buildx-action@f87e5991a6d7451dcb8d9637bfbc97413f497069 # v4.4.1
       - uses: docker/login-action@dbcb813823bdd20940b903addbd779551569679f # v4.6.0
         with:
           registry: ghcr.io
@@ -30,7 +30,7 @@ jobs:
           tag="${GITHUB_REF_NAME}"; major="${tag%%.*}"
           echo "semver=ghcr.io/katoptra/toolbox:${{ matrix.variant }}-${tag}" >> "$GITHUB_OUTPUT"
           echo "major=ghcr.io/katoptra/toolbox:${{ matrix.variant }}-${major}" >> "$GITHUB_OUTPUT"
-      - uses: docker/build-push-action@53b7df96c91f9c12dcc8a07bcb9ccacbed38856a # v7.3.0
+      - uses: docker/build-push-action@c3c9e263c25d99ce0380d002d59b67737d91b0dc # v7.4.0
         with:
           context: .
           file: docker/${{ matrix.variant }}.Dockerfile