diff --git a/Natives/resources/ja.lproj/Localizable.strings b/Natives/resources/ja.lproj/Localizable.strings
index 85095b73..b359fdc9 100644
--- a/Natives/resources/ja.lproj/Localizable.strings
+++ b/Natives/resources/ja.lproj/Localizable.strings
@@ -19,6 +19,7 @@
 "Installed" = "インストール済み";
 "Snapshot" = "スナップショット";
 "Releases" = "リリース";
+"Unstable" = "Unstable";
 "Old-beta" = "Beta 版";
 "Old-alpha" = "Alpha 版";