diff --git a/readme.md b/readme.md
index 4f017de..f627307 100644
--- a/readme.md
+++ b/readme.md
@@ -24,3 +24,7 @@ docker run \
     -e DOMAIN_NAME=localhost -p 80:80 \
     redxef/nginx-envsubst:latest
 ```
+
+## Source
+
+[git.redxef.duckdns.org](https://git.redxef.duckdns.org)