diff --git a/README.md b/README.md
index 0080290..23710ca 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Dealer: An End-to-End Model Marketplace with Differential Privacy
 
-Code for implementation of [Demonstration of Dealer: An End-to-End Model Marketplace with Differential Privacy](https://github.com/ZJU-DIVER/Dealer)
+Code for implementation of [Demonstration of Dealer: An End-to-End Model Marketplace with Differential Privacy](http://www.vldb.org/pvldb/vol14/p2747-zhang.pdf)
 
 **Dealer**, an en**D**-to-end mod**e**l m**a**rketp**l**ace with diff**e**rential p**r**ivacy, is a marketplace for machine learning models. Dealer consists of three entities, data owners, the broker, and model buyers. Data owners receive compensation for their data usages allocated by the broker; The broker collects data from data owners, builds and sells models to model buyers; Model buyers buy their target models from the broker.