diff --git a/.github/workflows/image-push-master.yaml b/.github/workflows/image-push-master.yaml
index 14e3e51b..c16b8630 100644
--- a/.github/workflows/image-push-master.yaml
+++ b/.github/workflows/image-push-master.yaml
@@ -96,9 +96,40 @@ jobs:
             ${{ env.IMAGE_NAME }}:latest-ppc64le
           file: ./Dockerfile.ppc64le
 
+  build-and-push-s390x-rdma-cni:
+    name: image push s390x
+    runs-on: ubuntu-24.04
+    steps:
+      - name: check out the repo
+        uses: actions/checkout@v5
+
+      - name: set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: login to Docker
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: build and push rdma-cni
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          platforms: linux/s390x
+          tags: |
+            ${{ env.IMAGE_NAME }}:latest-s390x
+            ${{ env.IMAGE_NAME }}:${{ github.sha }}
+          file: ./Dockerfile
+
   push-manifest:
     runs-on: ubuntu-24.04
-    needs: [build-and-push-amd64-rdma-cni,build-and-push-arm64-rdma-cni,build-and-push-ppc64le-rdma-cni]
+    needs: [build-and-push-amd64-rdma-cni,build-and-push-arm64-rdma-cni,build-and-push-ppc64le-rdma-cni,build-and-push-s390x-rdma-cni]
     steps:
     - name: set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -115,4 +146,5 @@ jobs:
         docker buildx imagetools create -t ${{ env.IMAGE_NAME }}:latest \
         ${{ env.IMAGE_NAME }}:latest-amd64 \
         ${{ env.IMAGE_NAME }}:latest-arm64 \
-        ${{ env.IMAGE_NAME }}:latest-ppc64le
\ No newline at end of file
+        ${{ env.IMAGE_NAME }}:latest-ppc64le\
+        ${{ env.IMAGE_NAME }}:latest-s390x
diff --git a/.github/workflows/image-push-release.yaml b/.github/workflows/image-push-release.yaml
index f5754433..88b503d4 100644
--- a/.github/workflows/image-push-release.yaml
+++ b/.github/workflows/image-push-release.yaml
@@ -119,9 +119,46 @@ jobs:
             ${{ steps.docker_meta.outputs.tags }}-ppc64le
           file: ./Dockerfile.ppc64le
 
+  build-and-push-s390x-rdma-cni:
+    runs-on: ubuntu-24.04
+    name: image push s390x
+    steps:
+      - name: check out the repo
+        uses: actions/checkout@v5
+
+      - name: set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: login to Docker
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.repository_owner }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: docker meta
+        id: docker_meta
+        uses: docker/metadata-action@v5
+        with:
+          images: ${{ env.IMAGE_NAME }}
+          flavor: |
+            latest=false
+          tags: |
+            type=ref,event=tag
+
+      - name: build and push rdma-cni
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          push: true
+          platforms: linux/s390x
+          tags: |
+            ${{ steps.docker_meta.outputs.tags }}-s390x
+          file: ./Dockerfile
+
   push-manifest:
     runs-on: ubuntu-24.04
-    needs: [build-and-push-amd64-rdma-cni,build-and-push-arm64-rdma-cni,build-and-push-ppc64le-rdma-cni]
+    needs: [build-and-push-amd64-rdma-cni,build-and-push-arm64-rdma-cni,build-and-push-ppc64le-rdma-cni,build-and-push-s390x-rdma-cni]
     steps:
     - name: set up Docker Buildx
       uses: docker/setup-buildx-action@v3
@@ -148,4 +185,5 @@ jobs:
         docker buildx imagetools create -t ${{ steps.docker_meta.outputs.tags }} \
         ${{ steps.docker_meta.outputs.tags }}-amd64 \
         ${{ steps.docker_meta.outputs.tags }}-arm64 \
-        ${{ steps.docker_meta.outputs.tags }}-ppc64le
\ No newline at end of file
+        ${{ steps.docker_meta.outputs.tags }}-ppc64le\
+        ${{ steps.docker_meta.outputs.tags }}-s390x