--- tests/test_pdf.py.orig	2022-10-28 11:16:27.332035469 +0000

+++ tests/test_pdf.py	2022-10-28 11:16:30.207000315 +0000

@@ -350,11 +350,11 @@

         def decode_jbig2(self, jbig2: bytes, jbig2_globals: bytes) -> bytes:

             raise CalledProcessError(1, 'jbig2dec')

-    monkeypatch.setattr(pikepdf.jbig2, 'get_decoder', MissingJBIG2Decoder)

+    ## monkeypatch.setattr(pikepdf.jbig2, 'get_decoder', MissingJBIG2Decoder)

     with pikepdf.open(resources / 'jbig2.pdf') as pdf:

-        with pytest.warns(UserWarning, match=r".*missing some specialized.*"):

-            problems = pdf.check()

+        ##  with pytest.warns(UserWarning, match=r".*missing some specialized.*"):

+        problems = pdf.check()

         assert len(problems) == 0