diff --git a/NEWS b/NEWS
index 6f8a0bf7..4bcc149a 100644
--- a/NEWS
+++ b/NEWS
@@ -2,6 +2,9 @@ GNU Bison NEWS
 
 * Noteworthy changes in release ?.? (????-??-??) [?]
 
+** Bug fixes
+
+  With modern C++, the parser stack failed to grow properly.
 
 * Noteworthy changes in release 3.1.90 (2018-10-17) [beta]