diff --git a/README.md b/README.md
index 349f92e..350de49 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 # hey!
 `hey` is a command line tool to contact DuckDuckGo Chat API from your terminal.
+based on [this article](https://blek.codes/blog/duckduckgo-ai-chat/)
 
 like this: