diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index d5c98bba..bdacd983 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -34,3 +34,4 @@ jobs:
       with:
         name: worker
         path: ${{ github.workspace }}/dist/worker.js
+        compression-level: 0