diff --git a/ckanext/dcat/tests/profiles/dcat_ap_2/test_scheming_support.py b/ckanext/dcat/tests/profiles/dcat_ap_2/test_scheming_support.py
index f9eb14fb..b249d600 100644
--- a/ckanext/dcat/tests/profiles/dcat_ap_2/test_scheming_support.py
+++ b/ckanext/dcat/tests/profiles/dcat_ap_2/test_scheming_support.py
@@ -306,7 +306,7 @@ def test_e2e_ckan_to_dcat(self):
             g,
             publisher[0][2],
             DCT.identifier,
-            dataset_dict["publisher"][0]["identifier"]
+            URIRef(dataset_dict["publisher"][0]["identifier"])
         )
 
         temporal = [t for t in g.triples((dataset_ref, DCT.temporal, None))]