diff --git a/Misc/NEWS b/Misc/NEWS
index 12dfbac..7d3a237 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -262,6 +262,9 @@
 - Issue #5311: bdist_msi can now build packages that do not depend on a
   specific Python version.
 
+- Issue #5150: IDLE's format menu now has an option to strip trailing
+  whitespace.
+
 - Issue #5940: distutils.command.build_clib.check_library_list was not doing 
   the right type checkings anymore.