diff --git a/Misc/NEWS b/Misc/NEWS
index 77e059e..0ea2b54 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,10 @@
 Core and builtins
 -----------------
 
+- SF patch #1181301: on platforms that appear to use IEEE 754 floats,
+  the routines that promise to produce IEEE 754 binary representations
+  of floats now simply copy bytes around.
+
 - bug #967182: disallow opening files with 'wU' or 'aU' as specified by PEP
   278.