diff --git a/.github/workflows/release-docker-npu-nightly.yml b/.github/workflows/release-docker-npu-nightly.yml
index 8866ae2a2..c0dfc0ad6 100644
--- a/.github/workflows/release-docker-npu-nightly.yml
+++ b/.github/workflows/release-docker-npu-nightly.yml
@@ -80,6 +80,6 @@ jobs:
           push: ${{ github.repository == 'sgl-project/sglang' && github.event_name != 'pull_request' }}
           provenance: false
           build-args: |
-            SGLANG_KERNEL_NPU_TAG=2026.03.10.rc1
+            SGLANG_KERNEL_NPU_TAG=2026.05.01
             CANN_VERSION=${{ matrix.cann_version }}
             DEVICE_TYPE=${{ matrix.device_type }}
diff --git a/.github/workflows/release-docker-npu.yml b/.github/workflows/release-docker-npu.yml
index f5788c2a7..03019407d 100644
--- a/.github/workflows/release-docker-npu.yml
+++ b/.github/workflows/release-docker-npu.yml
@@ -87,7 +87,7 @@ jobs:
           push: ${{ github.repository == 'sgl-project/sglang' && github.event_name != 'pull_request' }}
           provenance: false
           build-args: |
-            SGLANG_KERNEL_NPU_TAG=2026.03.10.rc1
+            SGLANG_KERNEL_NPU_TAG=2026.05.01
             CANN_VERSION=${{ matrix.cann_version }}
             DEVICE_TYPE=${{ matrix.device_type }}
             SGLANG_TAG=${{ steps.version.outputs.version }}