diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py
index bf1e6391395..d639dd76631 100644
--- a/Lib/test/test_zlib.py
+++ b/Lib/test/test_zlib.py
@@ -85,7 +85,7 @@ def test_badcompressobj(self):
 
     def test_baddecompressobj(self):
         # verify failure on building decompress object with bad params
-        self.assertRaises(ValueError, zlib.decompressobj, 0)
+        self.assertRaises(ValueError, zlib.decompressobj, -1)
 
     def test_decompressobj_badflush(self):
         # verify failure on calling decompressobj.flush with bad params
diff --git a/Misc/NEWS b/Misc/NEWS
index dac91909bdc..d8dc4d6e8b9 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -1015,6 +1015,8 @@ Documentation
 Tests
 -----
 
+- Issue #8193: Fix test_zlib failure with zlib 1.2.4.
+
 - Issue #8248: Add some tests for the bool type.  Patch by Gregory Nofi.
 
 - Issue #8263: Now regrtest.py will report a failure if it receives a