diff --git a/letsencrypt-nginx/letsencrypt_nginx/options-ssl-nginx.conf b/letsencrypt-nginx/letsencrypt_nginx/options-ssl-nginx.conf
index f0081c1fc..3faab8818 100644
--- a/letsencrypt-nginx/letsencrypt_nginx/options-ssl-nginx.conf
+++ b/letsencrypt-nginx/letsencrypt_nginx/options-ssl-nginx.conf
@@ -1,4 +1,4 @@
-ssl_session_cache shared:SSL:1m;
+ssl_session_cache shared:le_nginx_SSL:1m;
 ssl_session_timeout 1440m;
 
 ssl_protocols TLSv1 TLSv1.1 TLSv1.2;