diff --git a/debian/control b/debian/control
index 40c4df2..4f6b906 100644
--- a/debian/control
+++ b/debian/control
@@ -1,54 +1,55 @@
 Source: swh-indexer
 Maintainer: Software Heritage developers <swh-devel@inria.fr>
 Section: python
 Priority: optional
 Build-Depends: debhelper (>= 9),
                dh-python (>= 2),
                postgresql-contrib,
                python3-all,
                python3-chardet (>= 2.3.0~),
                python3-click,
                python3-hypothesis (>= 3.11.0~),
                python3-pytest,
                python3-pytest-mock,
                python3-pygments,
                python3-magic,
                python3-pyld,
                python3-rdflib,
+               python3-rdflib (>= 6.0.1) | python3-rdflib-jsonld,
                python3-setuptools,
                python3-setuptools-scm,
                python3-swh.core (>= 2),
                python3-swh.core.db.pytestplugin (>= 2),
                python3-swh.model (>= 0.0.15~),
                python3-swh.objstorage (>= 0.2.2~),
                python3-swh.scheduler (>= 0.5.2~),
                python3-swh.storage (>= 0.22.0~),
                python3-swh.journal (>= 0.1.0~),
                python3-xmltodict,
 Standards-Version: 3.9.6
 Homepage: https://forge.softwareheritage.org/diffusion/78/
 
 Package: python3-swh.indexer.storage
 Architecture: all
 Depends: python3-swh.core (>= 2),
          python3-swh.model (>= 0.0.15~),
          python3-swh.objstorage (>= 0.2.2~),
          python3-swh.scheduler (>= 0.5.2~),
          python3-swh.storage (>= 0.22.0~),
          ${misc:Depends},
          ${python3:Depends}
 Description: Software Heritage Content Indexer Storage
 
 Package: python3-swh.indexer
 Architecture: all
 Recommends: universal-ctags (>= 0.8~),
             fossology-nomossa (>= 3.1~)
 Depends: python3-swh.core (>= 2),
          python3-swh.model (>= 0.0.15~),
          python3-swh.objstorage (>= 0.2.2~),
          python3-swh.scheduler (>= 0.5.2~),
          python3-swh.storage (>= 0.22.0~),
          python3-swh.indexer.storage (= ${binary:Version}),
          ${misc:Depends},
          ${python3:Depends}
 Description: Software Heritage Content Indexer