diff --git a/.github/workflows/test-spec.yml b/.github/workflows/test-spec.yml
index 6395778a1..05e24557d 100644
--- a/.github/workflows/test-spec.yml
+++ b/.github/workflows/test-spec.yml
@@ -26,7 +26,7 @@ jobs:
           - {version: 1.3.17, admin_password: admin}
           - {version: 2.0.0, admin_password: admin}
           - {version: 2.15.0}
-          - {version: 2.16.0, hub: opensearchstaging, ref: '@sha256:aa99ce3e2c9c94cd934cf98bab753a9920bfdbbb74bdc932d1b443d31c18d6b2'}
+          - {version: 2.16.0, hub: opensearchstaging, ref: '@sha256:50fbfe3b95c41e92a113ada3e80513ba4524dfc8a25dc6aaeff2bbe1e1145d5f'}
 
     name: test-opensearch-spec (version=${{ matrix.entry.version }}, hub=${{ matrix.entry.hub || 'opensearchproject' }})
     runs-on: ubuntu-latest
@@ -111,4 +111,4 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: pr-comment
-          path: pr-comment.json
\ No newline at end of file
+          path: pr-comment.json