diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index b0288c4..c1dd343 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -66,6 +66,7 @@ jobs:
       BIGQUERY_MATERIALIZATION_DATASET: test
       BIGQUERY_APPLICATION_CREDENTIALS: ${{ github.workspace }}/adc.json
       R_DEFAULT_INTERNET_TIMEOUT: 1800
+      # Override where sparklyr is getting Spark version information from
       R_SPARKINSTALL_INSTALL_INFO_PATH: ${{ github.workspace }}/spark_versions.json
       
     steps:
@@ -145,10 +146,11 @@ jobs:
         
       - name: Set Google application default credentials
         env:
-          ADC: "${{ secrets.GCLOUD_APPLICATION_CREDENTIALS }}"
+          ADC: ${{ secrets.GCLOUD_APPLICATION_CREDENTIALS }}
         shell: bash
         run: |
           echo "$ADC" > $BIGQUERY_APPLICATION_CREDENTIALS
+          grep project_id $BIGQUERY_APPLICATION_CREDENTIALS
       
       - name: Run R CMD check
         uses: r-lib/actions/check-r-package@v2