diff --git a/Tools/idle/PopupMenu.py b/Tools/idle/PopupMenu.py
index 82ee8e5..80e2a90 100644
--- a/Tools/idle/PopupMenu.py
+++ b/Tools/idle/PopupMenu.py
@@ -78,8 +78,8 @@
         except:
             print "No stack trace yet"
             return
-        from StackViewer import StackViewer
-        sv = StackViewer(self.text._root(), self.flist)
+        from StackViewer import StackBrowser
+        sv = StackBrowser(self.text._root(), self.flist)
 
     def help(self):
         from HelpWindow import HelpWindow