test: add missing fixture to multirange test

diff --git a/tests/types/test_multirange.py b/tests/types/test_multirange.py
index 2b0fecac1957e27882b3df6df37d80a703d6dfd8..4175eebe18543dc6af9b4fc482bcb23dd1c3b57a 100644 (file)
--- a/tests/types/test_multirange.py
+++ b/tests/types/test_multirange.py
@@ -411,7 +411,7 @@ def test_dump_custom_empty(conn, testmr):
 
 
 @pytest.mark.parametrize("fmt_in", PyFormat)
-def test_dump_custom_none(conn, fmt_in):
+def test_dump_custom_none(conn, testmr, fmt_in):
     info = MultirangeInfo.fetch(conn, "testmultirange")
     register_multirange(info, conn)
     conn.adapters.register_dumper(str, StrNoneDumper)