diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e92e647..eb59359 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,6 +25,7 @@ jobs:
       - name: Copy to S3
         run: |
           aws s3 sync . s3://lightweightgltfloader \
+            --exclude "assets/*" \
             --exclude ".git*" \
             --exclude ".git*/**" \
             --exclude "node_modules/**" \