diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 826e6ba..cbc9210 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,13 +17,14 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Run build-archiver
-        uses: UltimateHackingKeyboard/build-archiver@master
+        uses: UltimateHackingKeyboard/build-archiver@v0.0.8
         with:
           FILE_PATTERN: "data/*.txt"
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-          S3_ACCESS_KEY: ${{ secrets.UHK_BUILD_ARCHIVER_AWS_ACCESS_SECRET }}
-          S3_ACCESS_KEY_ID: ${{ secrets.UHK_BUILD_ARCHIVER_AWS_ACCESS_KEY }}
+          S3_ACCESS_KEY: ${{ secrets.UHK_BUILD_ARCHIVER_B2_ACCESS_SECRET }}
+          S3_ACCESS_KEY_ID: ${{ secrets.UHK_BUILD_ARCHIVER_B2_ACCESS_KEY }}
           S3_BUCKET: "uhk-build-archives"
+          S3_ENDPOINT: https://s3.us-east-005.backblazeb2.com
           S3_KEY_PREFIX: "build-archiver-test/"
-          S3_REGION: "eu-central-1"
+          S3_REGION: "us-east-005"