diff --git a/js/views/conversation_view.js b/js/views/conversation_view.js
index 5e8c1e2b94f..ccaffce5c43 100644
--- a/js/views/conversation_view.js
+++ b/js/views/conversation_view.js
@@ -1205,6 +1205,7 @@
         const props = {
           objectURL: getAbsoluteAttachmentPath(path),
           contentType,
+          caption: attachment.caption,
           onSave: () => this.downloadAttachment({ attachment, message }),
         };
         this.lightboxView = new Whisper.ReactWrapperView({