diff --git a/.github/workflows/integration-vector-io-tests.yml b/.github/workflows/integration-vector-io-tests.yml
index 29cde1881..9d34e1056 100644
--- a/.github/workflows/integration-vector-io-tests.yml
+++ b/.github/workflows/integration-vector-io-tests.yml
@@ -89,7 +89,7 @@ jobs:
       - name: Create sanitized provider name
         if: ${{ always() }}
         run: |
-          echo "SANITIZED_PROVIDER=${matrix.vector-io-provider//:/_}" >> $GITHUB_ENV
+          echo "SANITIZED_PROVIDER=$(echo "${{ matrix.vector-io-provider }}" | tr ':' '_')" >> $GITHUB_ENV
 
       - name: Write ChromaDB logs to file
         if: ${{ always() && matrix.vector-io-provider == 'remote::chromadb' }}