diff --git a/debian/gbp.conf b/debian/gbp.conf
index a95a02e2..38357457 100644
--- a/debian/gbp.conf
+++ b/debian/gbp.conf
@@ -1,5 +1,5 @@
 [DEFAULT]
 upstream-branch=master
-upstream-tree=master
+git-tarball-dir=..
 debian-branch=debian/buster-swh
 pristine-tar=False