1 files changed, 2 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index cc3f4d4..8d25325 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -24,6 +24,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #24489: ensure a previously set C errno doesn't disturb cmath.polar().
+
 - Issue #24408: Fixed AttributeError in measure() and metrics() methods of
   tkinter.Font.