diff --git a/debian/gbp.conf b/debian/gbp.conf
index 55e1eae2..c08e13f4 100644
--- a/debian/gbp.conf
+++ b/debian/gbp.conf
@@ -1,6 +1,6 @@
 [DEFAULT]
 pristine-tar = False
 ignore-branch = True
 upstream-branch = upstream
-debian-branch = unstable
+debian-branch = debian/unstable-swh
 upstream-vcs-tag = dulwich-%(version)s