diff --git a/.github/workflows/vllm_benchmark.yaml b/.github/workflows/vllm_benchmark.yaml
index debfab8455..d800d208f5 100644
--- a/.github/workflows/vllm_benchmark.yaml
+++ b/.github/workflows/vllm_benchmark.yaml
@@ -14,7 +14,7 @@ concurrency:
 env:
   VLLM_BRANCH: "main"
   VLLM_REPOSITORY_URL: "https://github.com/vllm-project/vllm"
-  BASE_IMAGE: rocm/vllm-dev:nightly
+  BASE_IMAGE: rocm/vllm-dev:nightly@sha256:9ed6489aa34b70f8dbd1b2e93f2c8bf8c2f2806c2c28c1b89ed4754057213066
   GITHUB_REPO_URL: ${{ github.event.pull_request.head.repo.clone_url || 'https://github.com/ROCm/aiter.git' }}
   GITHUB_COMMIT_SHA: ${{ github.event.pull_request.head.sha || github.event.head_commit.id }}