X-Git-Url: https://git.notmuchmail.org/git?p=notmuch;a=blobdiff_plain;f=doc%2Fman1%2Fnotmuch-show.rst;h=64caa7a6f02063961dffbf632637b922f04612b3;hp=7ba091cf57c3ce3a76784b7b663c73cc5914d774;hb=a1260896f6b2beb82f46c41663f00cb42a4c5ce7;hpb=6802b333eb356fdeafd97a4e4ed74999d055a852

diff --git a/doc/man1/notmuch-show.rst b/doc/man1/notmuch-show.rst
index 7ba091cf..64caa7a6 100644
--- a/doc/man1/notmuch-show.rst
+++ b/doc/man1/notmuch-show.rst
@@ -123,6 +123,10 @@ Supported options for **show** include
         multipart/encrypted part will be replaced by the decrypted
         content.
 
+        If a session key is already known for the message, then it
+        will be decrypted automatically unless the user explicitly
+        sets ``--decrypt=false``.
+
         Decryption expects a functioning **gpg-agent(1)** to provide any
         needed credentials. Without one, the decryption will fail.