diff --git a/src/calibre/gui2/actions/copy_to_library.py b/src/calibre/gui2/actions/copy_to_library.py
index 5b9e885cec..6d5f6efe5c 100644
--- a/src/calibre/gui2/actions/copy_to_library.py
+++ b/src/calibre/gui2/actions/copy_to_library.py
@@ -5,7 +5,7 @@ __license__   = 'GPL v3'
 __copyright__ = '2010, Kovid Goyal <kovid@kovidgoyal.net>'
 __docformat__ = 'restructuredtext en'
 
-from PyQt4.Qt import QMenu
+from PyQt4.Qt import QMenu, QToolButton
 
 from calibre.gui2.actions import InterfaceAction
 
@@ -14,6 +14,7 @@ class CopyToLibraryAction(InterfaceAction):
     name = 'Copy To Library'
     action_spec = (_('Copy to library'), 'lt.png',
             _('Copy selected books to the specified library'), None)
+    popup_type = QToolButton.InstantPopup
 
     def genesis(self):
         self.menu = QMenu(self.gui)
diff --git a/src/calibre/gui2/actions/similar_books.py b/src/calibre/gui2/actions/similar_books.py
index 5ce74fd2dc..b7f406d904 100644
--- a/src/calibre/gui2/actions/similar_books.py
+++ b/src/calibre/gui2/actions/similar_books.py
@@ -7,7 +7,7 @@ __docformat__ = 'restructuredtext en'
 
 from functools import partial
 
-from PyQt4.Qt import QMenu
+from PyQt4.Qt import QMenu, QToolButton
 
 from calibre.gui2.actions import InterfaceAction
 
@@ -15,6 +15,7 @@ class SimilarBooksAction(InterfaceAction):
 
     name = 'Similar Books'
     action_spec = (_('Similar books...'), None, None, None)
+    popup_type = QToolButton.InstantPopup
 
     def genesis(self):
         m = QMenu(self.gui)