diff --git a/conf/nginx.conf b/conf/nginx.conf
index 88118f1..22d77d6 100644
--- a/conf/nginx.conf
+++ b/conf/nginx.conf
@@ -16,6 +16,9 @@ location {PATH}/ {
     #      break;
     #   }
     #   rewrite (.*) {LOCATION}/index.php$request_uri;
+    #
+    # But remember that if-is-evil :
+    #   https://www.nginx.com/resources/wiki/start/topics/tutorials/config_pitfalls/#check-if-file-exists
 
     location ~ ^{PATH}/index\.php(/|$) {
         fastcgi_split_path_info ^(.+?\.php)(/.*)$;