diff --git a/src/main/resources/messages_ko.properties b/src/main/resources/messages_ko.properties
index 6bb9dbd5e..fd5e98aa0 100644
--- a/src/main/resources/messages_ko.properties
+++ b/src/main/resources/messages_ko.properties
@@ -13,3 +13,4 @@ nav.logout.tooltip=로그아웃
 sort.option.startDate.newest=시작일 (최신순)
 sort.option.startDate.oldest=시작일 (오래된순)
 sort.option.title.asc=제목 (A-Z)
+sort.option.title.desc=제목 (Z-A)
diff --git a/src/main/resources/messages_pt.properties b/src/main/resources/messages_pt.properties
new file mode 100644
index 000000000..8b1378917
--- /dev/null
+++ b/src/main/resources/messages_pt.properties
@@ -0,0 +1 @@
+