#15979: improve timeit documentation.
diff --git a/Misc/NEWS b/Misc/NEWS
index 94ee943..3717f68 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -459,6 +459,8 @@
 Documentation
 -------------
 
+- Issue #15979: Improve timeit documentation.
+
 - Issue #16036: Improve documentation of built-in int()'s signature and
   arguments.