diff --git a/docs/example.conf b/docs/example.conf
index 4292ab58..6b36d025 100644
--- a/docs/example.conf
+++ b/docs/example.conf
@@ -32,9 +32,13 @@ r
 
 # and a folder where anyone can upload
 # but nobody can see the contents
+# and set the e2d flag to enable the uploads database
+# and set the nodupe flag to reject duplicate uploads
 /home/ed/inc
 /dump
 w
+c e2d
+c nodupe
 
 # this entire config file can be replaced with these arguments:
 # -u ed:123 -u k:k -v .::r:aed -v priv:priv:rk:aed -v /home/ed/Music:music:r -v /home/ed/inc:dump:w