diff --git a/docs/INSTALL-ubuntu.md b/docs/INSTALL-ubuntu.md
index d05384067..ce2eb425e 100644
--- a/docs/INSTALL-ubuntu.md
+++ b/docs/INSTALL-ubuntu.md
@@ -230,7 +230,6 @@ site:
 
 Edit /etc/nginx/conf.d/discourse.conf
 
-- add: `server_names_hash_bucket_size 64;` at the beginning
 - edit `server_name`. Example: `server_name cain.discourse.org test.cain.discourse.org;`
 - change socket count depending on your NUM_WEB count
 - change socket paths if Discourse is installed to a different location