diff --git a/_docker/default.conf b/_docker/default.conf
index 5fcdccf..76d1c08 100644
--- a/_docker/default.conf
+++ b/_docker/default.conf
@@ -33,6 +33,9 @@ server {
 
     set_real_ip_from  172.16.0.0/12;
 
+    ssl_session_timeout 1d;
+    ssl_session_cache shared:SSL:50m;
+
     add_header Strict-Transport-Security $hsts_header;
     add_header X-Frame-Options "DENY";
     add_header Referrer-Policy "no-referrer";