diff --git a/Misc/ACKS b/Misc/ACKS
index 63cf4da..a6a9a9d 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1535,3 +1535,4 @@
 Peter Åstrand
 Laurent De Buyst
 Nicola Palumbo
+evilzero
diff --git a/Misc/NEWS b/Misc/NEWS
index a7f42bc..d38c414 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -66,6 +66,8 @@
 Library
 -------
 
+- Issue #22153: Improve unittest docs. Patch from Martin Panter and evilzero.
+
 - Issue #24206: Fixed __eq__ and __ne__ methods of inspect classes.
 
 - Issue #21750: mock_open.read_data can now be read from each instance, as it