diff --git a/filebrowser.subfolder.conf.sample b/filebrowser.subfolder.conf.sample
index 64893e4..8301821 100644
--- a/filebrowser.subfolder.conf.sample
+++ b/filebrowser.subfolder.conf.sample
@@ -1,5 +1,5 @@
-## Version 2022/09/08
-# set this environment variable on your filebrowser container FILEBROWSER_BASEURL=/filebrowser
+## Version 2022/12/25
+# set this environment variable on your filebrowser container FB_BASEURL=/filebrowser
 
 location /filebrowser {
     return 301 $scheme://$host/filebrowser/;