diff --git a/NEWS b/NEWS
index 7ed5b2b85..f527ac3de 100644
--- a/NEWS
+++ b/NEWS
@@ -15,6 +15,7 @@ Bug fixes
  - [web] fixed display of mailboxes list on mobiles (#3654)
  - [web] restored Catalan and Slovak translations (#3687)
  - [web] fixed restore of mailboxes expansion state when multiple IMAP accounts are configured
+ - [core] strip X- tags when securing content (#3695)
 
 3.1.0 (2016-05-18)
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