X-Git-Url: https://git.cworth.org/git?p=notmuch;a=blobdiff_plain;f=doc%2Fman1%2Fnotmuch-search.rst;h=8110086eff4fa29953c10d7e18f84bc3cecc4e28;hp=b6607c922cc083c35b9add629c771d6d3927da1b;hb=4366b9b88c63242a166007d309bdbadd4be5576e;hpb=96988e35c7aa44072fff07224c5e39254aa43e81

diff --git a/doc/man1/notmuch-search.rst b/doc/man1/notmuch-search.rst
index b6607c92..8110086e 100644
--- a/doc/man1/notmuch-search.rst
+++ b/doc/man1/notmuch-search.rst
@@ -142,10 +142,14 @@ Supported options for **search** include
         rather than the number of matching messages.
 
     ``--duplicate=N``
-        Effective with ``--output=files``, output the Nth filename
-        associated with each message matching the query (N is 1-based).
-        If N is greater than the number of files associated with the
-        message, don't print anything.
+        For ``--output=files``, output the Nth filename associated
+        with each message matching the query (N is 1-based). If N is
+        greater than the number of files associated with the message,
+        don't print anything.
+
+        For ``--output=messages``, only output message IDs of messages
+        matching the search terms that have at least N filenames
+        associated with them.
 
         Note that this option is orthogonal with the **folder:** search
         prefix. The prefix matches messages based on filenames. This