diff --git a/example.env b/example.env
index adbf74ca..e293ec2e 100644
--- a/example.env
+++ b/example.env
@@ -35,6 +35,7 @@ UPSTREAM_REAL_IP_HEADER=
 # If recursive search is enabled, the original client address that matches one of the trusted addresses is replaced by the last non-trusted address sent in the request header field.
 UPSTREAM_REAL_IP_RECURSIVE=
 PORTS=
+PASSWORD=
 
 # All Values Allowed by nginx proxy_read_timeout are allowed, default value is 120s
 # Useful if you have longrunning print formats or slow loading sites