--- a/Makefile	Sun Mar 13 14:16:22 2016 +0200
+++ b/Makefile	Sun Mar 13 14:17:11 2016 +0200
@@ -118,7 +118,7 @@
 	cp .emacs-post $(emacsdir)/.emacs-post
 
 define cleanup_mylispdir
-  find $(mylispdir) -type f '(' -name '*.el' -o -name '*.elc' ')' -delete
+  find $(mylispdir) -type f '(' -name '*.el' -o -name '*.elc' -o -name '*~' ')' -delete
 endef
 
 .PHONY: install