diff --git a/conda-recipe/publish.py b/conda-recipe/publish.py
index c078f31dd0a99030f48348957b455298316eec53..f0d7110e4778f2c0a0c6b7c4ff0c2d423b221979 100644
--- a/conda-recipe/publish.py
+++ b/conda-recipe/publish.py
@@ -32,6 +32,7 @@ for sd in ['noarch', 'win-64']:
         res.append(
             requests.put(
                 f'https://git.embl.de/api/v4/projects/{id}/packages/generic/{pkgname}/{ver}/{fn}?status=default',
+                files={'file': open(root / sd / fn, 'rb')},
                 headers={'PRIVATE-TOKEN': pwd},
             )
         )