diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 723cad40b..40da16b7f 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -316,7 +316,8 @@
     <string name="bookmark_menu_open_in_private_tab_button">Open in private tab</string>
     <!-- Bookmark overflow menu delete button -->
     <string name="bookmark_menu_delete_button">Delete</string>
-    <!-- Bookmark multi select title in app bar -->
+    <!-- Bookmark multi select title in app bar
+     The first parameter is the number of bookmarks selected -->
     <string name="bookmarks_multi_select_title">%1$d selected</string>
     <!-- Bookmark editing screen title -->
     <string name="edit_bookmark_fragment_title">Edit bookmark</string>