diff --git a/Misc/NEWS b/Misc/NEWS
index be93de4..f41263d 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -79,6 +79,10 @@
 Library
 -------
 
+- Issue #12856: Ensure child processes do not inherit the parent's random
+  seed for filename generation in the tempfile module.  Patch by Brian
+  Harring.
+
 - Issue #13458: Fix a memory leak in the ssl module when decoding a
   certificate with a subjectAltName.  Patch by Robert Xiao.