From f5761a98a2c1235b2ee29e6f67f8a42aa5447e5f Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sun, 11 Jun 2017 10:39:37 +0530
Subject: [PATCH] ...

---
 src/calibre/gui2/layout.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/calibre/gui2/layout.py b/src/calibre/gui2/layout.py
index b5ebae12f4..e6d83ce5e1 100644
--- a/src/calibre/gui2/layout.py
+++ b/src/calibre/gui2/layout.py
@@ -276,6 +276,7 @@ class SearchBar(QFrame):  # {{{
         l.addWidget(parent.sort_sep)
         parent.sort_button = self.sort_button = sb = QToolButton(self)
         sb.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
+        sb.setToolTip(_('Change how the displayed books are sorted'))
         sb.setCursor(Qt.PointingHandCursor)
         sb.setPopupMode(QToolButton.InstantPopup)
         sb.setAutoRaise(True)