Fix minor grammar mistake

1 files changed, 1 insertions, 1 deletions

diff --git a/urwid/wimp.py b/urwid/wimp.py
index cd79e44..03a3613 100755
--- a/urwid/wimp.py
+++ b/urwid/wimp.py
@@ -566,7 +566,7 @@ class PopUpLauncher(delegate_to_widget_mixin('_original_widget'),
 
     def create_pop_up(self):
         """
-        Subclass must override this method and have is return a widget
+        Subclass must override this method and return a widget
         to be used for the pop-up.  This method is called once each time
         the pop-up is opened.
         """