diff --git a/src/calibre/customize/builtins.py b/src/calibre/customize/builtins.py
index 6ea0917e9e..d38f570be5 100644
--- a/src/calibre/customize/builtins.py
+++ b/src/calibre/customize/builtins.py
@@ -1117,7 +1117,7 @@ class Columns(PreferencesPlugin):
 class Toolbar(PreferencesPlugin):
     name = 'Toolbar'
     icon = I('wizard.png')
-    gui_name = _('Toolbars and menus')
+    gui_name = _('Toolbars & menus')
     category = 'Interface'
     gui_category = _('Interface')
     category_order = 1
diff --git a/src/calibre/gui2/dialogs/duplicates.py b/src/calibre/gui2/dialogs/duplicates.py
index 3f06378e15..5154058095 100644
--- a/src/calibre/gui2/dialogs/duplicates.py
+++ b/src/calibre/gui2/dialogs/duplicates.py
@@ -23,7 +23,7 @@ class DuplicatesQuestion(QDialog):
         QDialog.__init__(self, parent)
         self.l = l = QGridLayout()
         self.setLayout(l)
-        t = ngettext('Duplicate found', 'Duplicates found', len(duplicates))
+        t = ngettext('Duplicate found', 'duplicates found', len(duplicates))
         if len(duplicates) > 1:
             t = '%d %s' % (len(duplicates), t)
         self.setWindowTitle(t)
@@ -161,4 +161,3 @@ if __name__ == '__main__':
     d = DuplicatesQuestion(db, [(M('Life of Pi', ['Yann Martel']), None, None),
                             (M('Heirs of the blade', ['Adrian Tchaikovsky']), None, None)])
     print (tuple(d.duplicates))
-
diff --git a/src/calibre/gui2/tweak_book/widgets.py b/src/calibre/gui2/tweak_book/widgets.py
index 51a71d7c26..8a92c8badf 100644
--- a/src/calibre/gui2/tweak_book/widgets.py
+++ b/src/calibre/gui2/tweak_book/widgets.py
@@ -189,6 +189,7 @@ class ImportForeign(Dialog):  # {{{
 
     def setup_ui(self):
         self.l = l = QFormLayout(self)
+        l.setFieldGrowthPolicy(l.AllNonFixedFieldsGrow)
         self.setLayout(l)
 
         la = self.la = QLabel(_(
@@ -206,7 +207,7 @@ class ImportForeign(Dialog):  # {{{
         b.setIcon(QIcon(I('document_open.png')))
         b.setText(_('Choose file'))
         h1.addWidget(b)
-        l.addRow(_('Source file'), h1)
+        l.addRow(_('Source file:'), h1)
         b.clicked.connect(self.choose_source)
         b.setFocus(Qt.OtherFocusReason)
 
@@ -218,7 +219,7 @@ class ImportForeign(Dialog):  # {{{
         b.setIcon(QIcon(I('document_open.png')))
         b.setText(_('Choose file'))
         h1.addWidget(b)
-        l.addRow(_('Destination file'), h1)
+        l.addRow(_('Destination file:'), h1)
         b.clicked.connect(self.choose_destination)
 
         l.addRow(self.bb)