diff --git a/CHANGES b/CHANGES
index 5c13ee793..38f4508cc 100644
--- a/CHANGES
+++ b/CHANGES
@@ -8,6 +8,8 @@ Version 2.9.7
 
 - ``tojson`` filter marks output as safe to match documented behavior.
   (`#718`_)
+- Resolved a bug where getting debug locals for tracebacks could
+  modify template context.
 
 .. _#718: https://github.com/pallets/jinja/pull/718