diff --git a/example/dummy.conf b/example/dummy.conf
index b45d612..9226838 100644
--- a/example/dummy.conf
+++ b/example/dummy.conf
@@ -3,3 +3,8 @@
 Include /none
         Include /tabs
   # Include /spaces/comment
+
+
+Deny from env=!foo
+Deny from env=bar
+Deny from env=baz # foo