diff --git a/Misc/NEWS b/Misc/NEWS
index 9a5387d..d4dc2dc 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@
 Core and Builtins
 -----------------
 
+- Issue #3166: Make long -> float (and int -> float) conversions
+  correctly rounded.
+
 - Issue #5787: object.__getattribute__(some_type, "__bases__") segfaulted on
   some builtin types.