diff --git a/roles/nginx/templates/https.j2 b/roles/nginx/templates/https.j2
index 605d2f5..accab37 100644
--- a/roles/nginx/templates/https.j2
+++ b/roles/nginx/templates/https.j2
@@ -6,8 +6,9 @@
     ssl_certificate_key {{ tls_key_dir }}/{{ domain_name }}.crt.pem;
 
     ssl_session_timeout 5m;
-    ssl_session_cache shared:SSL:1m;
-    ssl_buffer_size 1400; # 1400 bytes to fit in one MTU
+    ssl_session_cache shared:SSL:1m;    # 1MB -> 4,000 sessions
+    ssl_buffer_size 1400;               # 1400 bytes to fit in one MTU
+
     ssl_dhparam /etc/ssl/certs/dhparam.pem;
     ssl_protocols {{ nginx_tls_protocols }};
     ssl_ciphers "{{ tls_cipher_suite }}";