Also add the old turtle mimetype to match old implementations
@@ -98,7 +98,7 @@ class URLInputSource(InputSource):
elif format == 'n3':
myheaders['Accept'] = 'text/n3, */*;q=0.1'
elif format == 'turtle':
- myheaders['Accept'] = 'text/turtle, */*;q=0.1'
+ myheaders['Accept'] = 'text/turtle,application/x-turtle, */*;q=0.1'
elif format == 'nt':
myheaders['Accept'] = 'text/plain, */*;q=0.1'
elif format == 'json-ld':
