mail/envelope: fix Envelope.from_mailto() after header changes

Pass them as strings rather than single-element lists.

1 files changed, 2 insertions, 2 deletions

diff --git a/alot/mail/envelope.py b/alot/mail/envelope.py
index 0a616a57..bd214568 100644
--- a/alot/mail/envelope.py
+++ b/alot/mail/envelope.py
@@ -456,7 +456,7 @@ class Envelope:
         to, _, hfields = mailto.partition('?')
         to = unquote(to)
         if to:
-            headers['To'] = [to]
+            headers[HDR.TO] = to
 
         for hfield in hfields.split('&'):
             key, _, value = hfield.partition('=')
@@ -469,6 +469,6 @@ class Envelope:
             if key == 'Body':
                 body = value
             elif key in cls._MAILTO_SAFE_HEADERS:
-                headers[key] = [value]
+                headers[key] = value
 
         return cls(headers = headers, bodytext = body)