From 38ae8960c6e34e7619e515031afc319ab9ff4551 Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Thu, 17 Sep 2020 18:15:34 +0200
Subject: [PATCH] Added link

---
 app/src/main/java/eu/faircode/email/AdapterMessage.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/AdapterMessage.java b/app/src/main/java/eu/faircode/email/AdapterMessage.java
index 0f08ae74e3..a1f1f19cee 100644
--- a/app/src/main/java/eu/faircode/email/AdapterMessage.java
+++ b/app/src/main/java/eu/faircode/email/AdapterMessage.java
@@ -303,7 +303,7 @@ public class AdapterMessage extends RecyclerView.Adapter<AdapterMessage.ViewHold
 
     // https://www.iana.org/assignments/imap-jmap-keywords/imap-jmap-keywords.xhtml
     private static final List<String> IMAP_KEYWORDS_BLACKLIST = Collections.unmodifiableList(Arrays.asList(
-            "$MDNSent".toLowerCase(Locale.ROOT),
+            "$MDNSent".toLowerCase(Locale.ROOT), // https://tools.ietf.org/html/rfc3503
             "$Forwarded".toLowerCase(Locale.ROOT),
             "$SubmitPending".toLowerCase(Locale.ROOT),
             "$Submitted".toLowerCase(Locale.ROOT),