diff --git a/index.js b/index.js
index 68ac71f..3fc0c1a 100644
--- a/index.js
+++ b/index.js
@@ -5,10 +5,10 @@ var HOUR = 60 * 60 * 1000;
 var MIN = 60 * 1000;
 var defaults = {
   // don't renew before the renewWithin period
-  renewWithin: 14 * DAY
+  renewWithin: 30 * DAY
 , _renewWithinMin: 3 * DAY
   // renew before the renewBy period
-, renewBy: 10 * DAY
+, renewBy: 21 * DAY
 , _renewByMin: Math.floor(DAY / 2)
   // just to account for clock skew really
 , _dropDead: 5 * MIN
diff --git a/package.json b/package.json
index 707246d..4ae50da 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "le-sni-auto",
-  "version": "2.1.5",
+  "version": "2.1.6",
   "description": "An auto-sni strategy for registering and renewing letsencrypt certificates using SNICallback",
   "homepage": "https://git.coolaj86.com/coolaj86/le-sni-auto.js",
   "main": "index.js",