diff --git a/crossdomain.php b/crossdomain.php
index ab857c8f3..835728e03 100644
--- a/crossdomain.php
+++ b/crossdomain.php
@@ -102,7 +102,7 @@ if (isset($PokemonServers[$config['host']])) {
 		};
 		if (/**(!message.teams && !message.prefs) ||**/ $.cookie('showdown_ssl')) {
 			// use the https origin storage
-			$.cookie('showdown_ssl', 1, {expires: 14});
+			$.cookie('showdown_ssl', 1, {expires: 365*3});
 			return executeRedirect();
 		}
 		// copy the existing http storage over to the https origin
@@ -113,7 +113,7 @@ if (isset($PokemonServers[$config['host']])) {
 			if (e.data === 'init') {
 				e.source.postMessage($.toJSON(message), origin);
 			} else if (e.data === 'done') {
-				$.cookie('showdown_ssl', 1, {expires: 14});
+				$.cookie('showdown_ssl', 1, {expires: 365*3});
 				localStorage.clear();
 				return executeRedirect();
 			}
diff --git a/js/sim.js b/js/sim.js
index b5d8e8179..ce29b63f0 100644
--- a/js/sim.js
+++ b/js/sim.js
@@ -3786,7 +3786,7 @@ teams = (function() {
 		} else if ((!teams.length && !Object.keys(Tools.prefs.data).length) ||
 				$.cookie('showdown_ssl')) {
 			// use the https domain
-			$.cookie('showdown_ssl', 1, {expires: 14});
+			$.cookie('showdown_ssl', 1, {expires: 365*3});
 			return document.location.replace('https://' + document.location.hostname +
 				document.location.pathname);
 		} else if (window.postMessage) {
@@ -3801,7 +3801,7 @@ teams = (function() {
 						prefs: $.toJSON(Tools.prefs.data)
 					}), origin);
 				} else if (e.data === 'done') {
-					$.cookie('showdown_ssl', 1, {expires: 14});
+					$.cookie('showdown_ssl', 1, {expires: 365*3});
 					localStorage.clear();
 					return document.location.replace('https://' + document.location.hostname +
 						document.location.pathname);