diff --git a/README.rst b/README.rst
index 56512db0..675d7a98 100644
--- a/README.rst
+++ b/README.rst
@@ -188,6 +188,7 @@ If you want to generate a valid certificate using `Let's Encrypt
 modify the following settings::
 
   [certificate]
+  generate = true
   type = letsencrypt
   tls_cert_file_path =
   tls_key_file_path =
@@ -212,6 +213,7 @@ If you want to use already generated certs, simply edit the
 ``installer.cfg`` file and modify the following settings::
 
     [certificate]
+    generate = true
     type = manual
     tls_cert_file_path = *path to tls key file*
     tls_key_file_path = * path to tls fullchain file*