diff --git a/src/calibre/gui2/library.py b/src/calibre/gui2/library.py
index c7e2991010..9f209a0066 100644
--- a/src/calibre/gui2/library.py
+++ b/src/calibre/gui2/library.py
@@ -243,6 +243,7 @@ class BooksModel(QAbstractTableModel):
 
     about_to_be_sorted = pyqtSignal(object, name='aboutToBeSorted')
     sorting_done       = pyqtSignal(object, name='sortingDone')
+    database_changed   = pyqtSignal(object, name='databaseChanged')
 
     orig_headers = {
                         'title'     : _("Title"),
@@ -300,6 +301,7 @@ class BooksModel(QAbstractTableModel):
         self.db = db
         self.custom_columns = self.db.custom_column_label_map
         self.read_config()
+        self.database_changed.emit(db)
 
     def refresh_ids(self, ids, current_row=-1):
         rows = self.db.refresh_ids(ids)
diff --git a/src/calibre/gui2/ui.py b/src/calibre/gui2/ui.py
index 12f620532e..f8bce11114 100644
--- a/src/calibre/gui2/ui.py
+++ b/src/calibre/gui2/ui.py
@@ -602,6 +602,9 @@ class Main(MainWindow, Ui_MainWindow, DeviceGUI):
                 self.db_images.reset()
 
         self.library_view.model().count_changed()
+        self.location_view.model().database_changed(self.library_view.model().db)
+        self.library_view.model().database_changed.connect(self.location_view.model().database_changed,
+                type=Qt.QueuedConnection)
 
         ########################### Tags Browser ##############################
         self.search_restriction.setSizeAdjustPolicy(self.search_restriction.AdjustToMinimumContentsLengthWithIcon)
diff --git a/src/calibre/gui2/widgets.py b/src/calibre/gui2/widgets.py
index 586966d94f..c48ded1dc2 100644
--- a/src/calibre/gui2/widgets.py
+++ b/src/calibre/gui2/widgets.py
@@ -23,6 +23,7 @@ from calibre.ebooks import BOOK_EXTENSIONS
 from calibre.ebooks.metadata.meta import metadata_from_filename
 from calibre.utils.config import prefs, XMLConfig
 from calibre.gui2.progress_indicator import ProgressIndicator as _ProgressIndicator
+from calibre.constants import filesystem_encoding
 
 history = XMLConfig('history')
 
@@ -230,13 +231,22 @@ class LocationModel(QAbstractListModel):
         self.free = [-1, -1, -1]
         self.count = 0
         self.highlight_row = 0
+        self.library_tooltip = _('Click to see the books available on your computer')
         self.tooltips = [
-                         _('Click to see the books available on your computer'),
+                         self.library_tooltip,
                          _('Click to see the books in the main memory of your reader'),
                          _('Click to see the books on storage card A in your reader'),
                          _('Click to see the books on storage card B in your reader')
                          ]
 
+    def database_changed(self, db):
+        lp = db.library_path
+        if not isinstance(lp, unicode):
+            lp = lp.decode(filesystem_encoding, 'replace')
+        self.tooltips[0] = self.library_tooltip + '\n\n' + \
+                _('Books located at') + ' ' + lp
+        self.dataChanged.emit(self.index(0), self.index(0))
+
     def rowCount(self, *args):
         return 1 + len([i for i in self.free if i >= 0])