diff --git a/data/templates/nginx/plain/yunohost_sso.conf.inc b/data/templates/nginx/plain/yunohost_sso.conf.inc
index cb3c5453d..308e5a9a4 100644
--- a/data/templates/nginx/plain/yunohost_sso.conf.inc
+++ b/data/templates/nginx/plain/yunohost_sso.conf.inc
@@ -2,4 +2,6 @@
 rewrite ^/yunohost/sso$ /yunohost/sso/ permanent;
 
 location /yunohost/sso/ {
+   # This is an empty location, only meant to avoid other locations
+   # from matching /yunohost/sso, such that it's correctly handled by ssowat
 }