diff --git a/certbot/constants.py b/certbot/constants.py
index 0d0ee8d3f..9da5415d4 100644
--- a/certbot/constants.py
+++ b/certbot/constants.py
@@ -84,7 +84,7 @@ CLI_DEFAULTS = dict(
     config_dir="/etc/letsencrypt",
     work_dir="/var/lib/letsencrypt",
     logs_dir="/var/log/letsencrypt",
-    server="https://acme-v01.api.letsencrypt.org/directory",
+    server="https://acme-v02.api.letsencrypt.org/directory",
 
     # Plugins parsers
     configurator=None,