diff --git a/ckanext/dcatapchharvest/tests/fixtures/dataset.json b/ckanext/dcatapchharvest/tests/fixtures/dataset.json
index c3067c3..0178381 100644
--- a/ckanext/dcatapchharvest/tests/fixtures/dataset.json
+++ b/ckanext/dcatapchharvest/tests/fixtures/dataset.json
@@ -129,7 +129,7 @@
       ],
       "rights": "http://dcat-ap.ch/vocabulary/licenses/terms_by_ask",
       "license": "http://dcat-ap.ch/vocabulary/licenses/cc-by/4.0",
-      "format": "JSON"
+      "media_type": "1d-interleaved-parityfec"
     }
   ],
   "extras": [
diff --git a/ckanext/dcatapchharvest/tests/test_dcatap_ch_serialize.py b/ckanext/dcatapchharvest/tests/test_dcatap_ch_serialize.py
index 5efe746..d6b0795 100644
--- a/ckanext/dcatapchharvest/tests/test_dcatap_ch_serialize.py
+++ b/ckanext/dcatapchharvest/tests/test_dcatap_ch_serialize.py
@@ -110,8 +110,8 @@ def test_graph_from_dataset(self):
             if resource_dict.get('format') == "HTML":
                 assert self._triple(g, distribution, DCT['format'], URIRef("http://publications.europa.eu/resource/authority/file-type/HTML"))
                 
-            if resource_dict.get('format') == "JSON":
-                assert self._triple(g, distribution, DCT['format'], URIRef("http://publications.europa.eu/resource/authority/file-type/JSON"))
+            if resource_dict.get('format') == "1d-interleaved-parityfec":
+                assert self._triple(g, distribution, DCT['format'], URIRef("http://www.iana.org/assignments/video/1d-interleaved-parityfec"))
 
                 
     def test_graph_from_dataset_uri(self):