diff --git a/.github/scripts/clear-s3-caches.sh b/.github/scripts/clear-s3-caches.sh
index f42710fa3..50a9aa558 100755
--- a/.github/scripts/clear-s3-caches.sh
+++ b/.github/scripts/clear-s3-caches.sh
@@ -1,3 +1,5 @@
+set -e
+
 s3_path=$1
 aws cloudfront create-invalidation --distribution-id ECAO9Q8651L8M --paths /release/TOOLS/sts4-language-server-integrations/2023-07-31/*
 invalidation_json=`aws cloudfront create-invalidation --distribution-id ECAO9Q8651L8M --output json --paths /${s3_path}/*`
diff --git a/.github/workflows/clear_s3_cache.yml b/.github/workflows/clear_s3_cache.yml
index 1a52af9a5..5a2010f07 100644
--- a/.github/workflows/clear_s3_cache.yml
+++ b/.github/workflows/clear_s3_cache.yml
@@ -22,7 +22,9 @@ jobs:
         env:
           AWS_ACCESS_KEY_ID: ${{ secrets.TOOLS_S3_ACCESS_KEY }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.TOOLS_S3_SECRET_KEY  }}
+          AWS_DEFAULT_REGION: us-east-1
         run: |
+          aws s3 cp s3://dist.springsource.com/snapshot/STS4/nightly/dist/e4.28 . --recursive --include "*" --dryrun
           aws s3 cp s3://dist.springsource.com/release/TOOLS/sts4-language-server-integrations/2023-07-31 . --recursive --include "*" --dryrun
           echo "Firing off invalidation request"
           aws cloudfront create-invalidation --distribution-id ECAO9Q8651L8M --paths "/release/TOOLS/sts4-language-server-integrations/2023-07-31/*"