diff --git a/certbot-dns-clean.py b/certbot-dns-clean.py
index b456ee6..c35dd6a 100755
--- a/certbot-dns-clean.py
+++ b/certbot-dns-clean.py
@@ -29,9 +29,6 @@
 	dirName = os.path.dirname(os.path.abspath(sys.argv[0]))
 	cmd = dirName + "/update-record.py -c " + dirName + "/conf.cfg" + " -r TXT --delete _acme-challenge." + d;
 	os.system(cmd)
-
-	# sleep to make sure the change has time to propagate over to DNS
-	time.sleep(25)
 # end main