diff --git a/po/pt-br.po b/po/pt_BR.po
similarity index 99%
rename from po/pt-br.po
rename to po/pt_BR.po
index a3f1530..148c070 100644
--- a/po/pt-br.po
+++ b/po/pt_BR.po
@@ -7,7 +7,7 @@ msgstr ""
 "PO-Revision-Date: 2021-09-18 16:25-0400\n"
 "Last-Translator: Juarez Rudsatz <juarezr@gmail.com>\n"
 "Language-Team: \n"
-"Language: pt-br\n"
+"Language: pt_BR\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"