diff --git a/chrome/locale/en-US/zotero/reader.ftl b/chrome/locale/en-US/zotero/reader.ftl
index 19ceba74e4..8f74245ec9 100644
--- a/chrome/locale/en-US/zotero/reader.ftl
+++ b/chrome/locale/en-US/zotero/reader.ftl
@@ -204,7 +204,7 @@ reader-read-aloud = Read Aloud
 reader-read-aloud-options = Options
 reader-read-aloud-skip-back = Skip Back
 reader-read-aloud-skip-ahead = Skip Ahead
-reader-read-aloud-add-annotation = Annotate Last Sentence
+reader-read-aloud-add-annotation = Annotate Last Sentence (H/U)
 reader-read-aloud-play = Play
 reader-read-aloud-pause = Pause
 reader-read-aloud-speed = Reading Speed