diff --git a/Misc/NEWS b/Misc/NEWS
index 629dbcc9eb7..7819745e9df 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -352,6 +352,9 @@ Tools/Demos
 Tests
 -----
 
+- Issue #13725: Fix regrtest to recognize the documented -d flag.
+  Patch by Erno Tukia.
+
 - Issue #13304: Skip test case if user site-packages disabled (-s or
   PYTHONNOUSERSITE).  (Patch by Carl Meyer)