diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py
index 2ea10a1..c6bdda1 100644
--- a/Lib/test/test_zlib.py
+++ b/Lib/test/test_zlib.py
@@ -85,7 +85,7 @@
 
     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 3601cb9..6490360 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -51,6 +51,11 @@
   variable anymore.  It also forwards the LDFLAGS settings to the linker
   when building a shared library.
 
+Tests
+-----
+
+- Issue #8193: Fix test_zlib failure with zlib 1.2.4.
+
 
 What's New in Python 3.1.2?
 ===========================