diff --git a/api/funkwhale_api/federation/serializers.py b/api/funkwhale_api/federation/serializers.py
index 735a101b40e3e615602c2586ef3bcb8cded638cf..00bb7d45b0b1b98176d74f58075866392a53898c 100644
--- a/api/funkwhale_api/federation/serializers.py
+++ b/api/funkwhale_api/federation/serializers.py
@@ -708,23 +708,7 @@ class AudioSerializer(serializers.Serializer):
         except (KeyError, TypeError):
             raise serializers.ValidationError('Missing mediaType')
 
-        if not media_type.startswith('audio/'):
-            raise serializers.ValidationError('Invalid mediaType')
-
-        return url
-
-    def validate_url(self, v):
-        try:
-            url = v['href']
-        except (KeyError, TypeError):
-            raise serializers.ValidationError('Missing href')
-
-        try:
-            media_type = v['mediaType']
-        except (KeyError, TypeError):
-            raise serializers.ValidationError('Missing mediaType')
-
-        if not media_type.startswith('audio/'):
+        if not media_type or not media_type.startswith('audio/'):
             raise serializers.ValidationError('Invalid mediaType')
 
         return v
diff --git a/changes/changelog.d/media-type.bugfix b/changes/changelog.d/media-type.bugfix
new file mode 100644
index 0000000000000000000000000000000000000000..cf6abf97de347b58722cb20223ee60736c6b7cd5
--- /dev/null
+++ b/changes/changelog.d/media-type.bugfix
@@ -0,0 +1 @@
+Fail graciously when AP representation includes a null_value for mediaType