diff --git a/.buildkite/test-amd.yaml b/.buildkite/test-amd.yaml
index e1cdacf02c..c3cfc55080 100644
--- a/.buildkite/test-amd.yaml
+++ b/.buildkite/test-amd.yaml
@@ -166,7 +166,7 @@ steps:
   - tests/kernels/helion/
   - vllm/platforms/rocm.py
   commands:
-  - pip install helion==1.1.0
+  - pip install helion==1.4.0
   - pytest -v -s kernels/helion/
 
 #------------------------------------------------------  mi250 · models / basic  -------------------------------------------------------#
diff --git a/.buildkite/test_areas/kernels.yaml b/.buildkite/test_areas/kernels.yaml
index db1f909598..4bdcc6521e 100644
--- a/.buildkite/test_areas/kernels.yaml
+++ b/.buildkite/test_areas/kernels.yaml
@@ -336,7 +336,7 @@ steps:
   - vllm/utils/import_utils.py
   - tests/kernels/helion/
   commands:
-    - pip install helion==1.1.0
+    - pip install helion==1.4.0
     - pytest -v -s kernels/helion/ --shard-id=$$BUILDKITE_PARALLEL_JOB --num-shards=$$BUILDKITE_PARALLEL_JOB_COUNT
   parallelism: 2
 
diff --git a/setup.py b/setup.py
index a874b37278..a8817a9608 100644
--- a/setup.py
+++ b/setup.py
@@ -1291,7 +1291,7 @@ setup(
         # NOTE: When updating helion version, also update CI files:
         #   - .buildkite/test_areas/kernels.yaml
         #   - .buildkite/test-amd.yaml
-        "helion": ["helion==1.1.0"],
+        "helion": ["helion==1.4.0"],
         # Optional deps for gRPC server (vllm serve --grpc)
         "grpc": ["smg-grpc-servicer[vllm] >= 0.5.2"],
         # Optional deps for OpenTelemetry tracing