diff --git a/config/locales/en.yml b/config/locales/en.yml
index bf45dff33..a12e3df1a 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -1804,6 +1804,8 @@ en:
     default: Mastodon (Dark)
     mastodon-light: Mastodon (Light)
     system: Automatic (use system theme)
+    tangerineui-cherry: Cherry UI
+    tangerineui-lagoon: Lagoon UI
   time:
     formats:
       default: "%b %d, %Y, %H:%M"