diff --git a/schutzbot/mockbuild.sh b/schutzbot/mockbuild.sh
index 111c0d43..e48c8a9f 100755
--- a/schutzbot/mockbuild.sh
+++ b/schutzbot/mockbuild.sh
@@ -100,5 +100,5 @@ createrepo_c "${REPO_DIR}"
 # Upload repository to S3.
 greenprint "☁ Uploading RPMs to S3"
 pushd repo
-    s3cmd --acl-public sync . s3://${REPO_BUCKET}/
+    s3cmd --acl-public put --recursive . s3://${REPO_BUCKET}/
 popd