diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0f396a4cd1..066b27bfbb 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -19,6 +19,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - uses: actions/setup-java@v2
         with:
           java-version: 11
@@ -45,10 +49,11 @@ jobs:
       - name: Build and publish slim container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: Dockerfile.slim
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ github.ref_name }}-latest-unvalidated"
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 41d84a9bcf..4a86f9c25a 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -13,6 +13,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - uses: actions/setup-java@v2
         with:
           java-version: 11
@@ -28,20 +32,22 @@ jobs:
           ORG_GRADLE_PROJECT_version: ${{ steps.build_variables.outputs.VERSION }}
         run: ./gradlew build ${{ steps.build_variables.outputs.REPO }}-web:installDist
       - name: Build slim container image
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: Dockerfile.slim
+          platforms: linux/amd64,linux/arm64
           tags: |
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:latest"
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.build_variables.outputs.VERSION }}"
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:latest-slim"
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.build_variables.outputs.VERSION }}-slim"
       - name: Build ubuntu container image
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: Dockerfile.ubuntu
+          platforms: linux/amd64,linux/arm64
           tags: |
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:latest-ubuntu"
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.build_variables.outputs.VERSION }}-ubuntu"
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 9aab554ac9..77d09ed4b2 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,6 +17,10 @@ jobs:
       - uses: actions/checkout@v2
         with:
           fetch-depth: 0
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
       - uses: actions/setup-java@v2
         with:
           java-version: 11
@@ -66,10 +70,11 @@ jobs:
       - name: Build and publish slim container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: Dockerfile.slim
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.release_info.outputs.RELEASE_VERSION }}-unvalidated"
@@ -78,10 +83,11 @@ jobs:
       - name: Build and publish ubuntu container image
         # Only run this on repositories in the 'spinnaker' org, not on forks.
         if: startsWith(github.repository, 'spinnaker/')
-        uses: docker/build-push-action@v2
+        uses: docker/build-push-action@v3
         with:
           context: .
           file: Dockerfile.ubuntu
+          platforms: linux/amd64,linux/arm64
           push: true
           tags: |
             "${{ env.CONTAINER_REGISTRY }}/${{ steps.build_variables.outputs.REPO }}:${{ steps.release_info.outputs.RELEASE_VERSION }}-unvalidated-ubuntu"