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diff --git a/Misc/NEWS b/Misc/NEWS
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@@ -52,6 +52,13 @@ Extension modules
Library
+- Functions in the os.spawn() family now release the global interpreter
+ lock around calling the platform spawn. They should always have done
+ this, but did not before 2.2c1. Multithreaded programs calling
+ an os.spawn function with P_WAIT will no longer block all Python threads
+ until the spawned program completes. It's possible that some programs
+ relies on blocking, although more likely by accident than by design.
+
- webbrowser defaults to netscape.exe on OS/2 now.
- Tix.ResizeHandle exposes detach_widget, hide, and show.