diff --git a/.github/workflows/plonds-uploader.yml b/.github/workflows/plonds-uploader.yml
index ebc527f..fd573aa 100644
--- a/.github/workflows/plonds-uploader.yml
+++ b/.github/workflows/plonds-uploader.yml
@@ -22,9 +22,9 @@ env:
   PLONDS_S3_PREFIX: lanmountain/update/plonds
   PLONDS_S3_PUBLIC_BASE_KEY_PREFIX: lanmountain/update
   PLONDS_S3_DIRECTORY_UPLOAD_CONCURRENCY: '4'
-  PLONDS_S3_MULTIPART_THRESHOLD_MB: '8'
-  PLONDS_S3_MULTIPART_PART_SIZE_MB: '5'
-  PLONDS_S3_MULTIPART_CONCURRENCY: '8'
+  PLONDS_S3_MULTIPART_THRESHOLD_MB: '10'
+  PLONDS_S3_MULTIPART_PART_SIZE_MB: '10'
+  PLONDS_S3_MULTIPART_CONCURRENCY: '4'
 
 jobs:
   publish: