1 files changed, 2 insertions, 0 deletions
diff --git a/Misc/NEWS b/Misc/NEWS
index b2f4960..7205e93 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -60,6 +60,8 @@ Core and Builtins
 Library
 -------
 
+- Issue #24489: ensure a previously set C errno doesn't disturb cmath.polar().
+
 - Issue #5633: Fixed timeit when the statement is a string and the setup is not.
 
 - Issue #24326: Fixed audioop.ratecv() with non-default weightB argument.