diff --git a/Misc/python-mode.el b/Misc/python-mode.el
index a1ff2c7..128641e 100644
--- a/Misc/python-mode.el
+++ b/Misc/python-mode.el
@@ -590,6 +590,10 @@
       (if base-found-p
 	  (message "Closes block: %s" base-text)))))
 
+;; required for pending-del and delsel modes
+(put 'py-delete-char 'delete-selection 'supersede)
+(put 'py-delete-char 'pending-delete   'supersede)
+
 (defun py-indent-line ()
   "Fix the indentation of the current line according to Python rules."
   (interactive)