diff --git a/src/calibre/gui2/preferences/look_feel.ui b/src/calibre/gui2/preferences/look_feel.ui
index 5801c552de..e105ce3d30 100644
--- a/src/calibre/gui2/preferences/look_feel.ui
+++ b/src/calibre/gui2/preferences/look_feel.ui
@@ -1429,9 +1429,8 @@ also checked then only categories containing a matched item will be shown.</p
           <item row="3" column="0">
            <widget class="QCheckBox" name="opt_tag_browser_restore_tree_expansion">
             <property name="toolTip">
-             <string>&lt;p&gt;When checked, when a library is opened the Tag browser
-will expand the tree so that the last used item is visible. An item is "used" when
-it is expanded, collapsed, or clicked.&lt;/p&gt;</string>
+             <string>&lt;p&gt;Ensure the last "used" item in the Tag browser is visible when opening a library.
+An item is "used" when it is expanded, collapsed, or clicked.&lt;/p&gt;</string>
             </property>
             <property name="text">
              <string>Expand tr&amp;ee to show last used item</string>