diff -urNp -x '*.orig' mutt-2.0.6.org/po/pt_BR.po mutt-2.0.6/po/pt_BR.po
--- mutt-2.0.6.org/po/pt_BR.po	2021-02-08 03:27:00.000000000 +0100
+++ mutt-2.0.6/po/pt_BR.po	2021-04-18 19:23:39.643363160 +0200
@@ -10,7 +10,7 @@ msgstr ""
 "Language: pt_BR\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=iso-8859-1\n"
-"Content-Transfer-Encoding:\n"
+"Content-Transfer-Encoding: 8bit\n"
 
 #: account.c:163
 #, fuzzy, c-format