1 files changed, 4 insertions, 0 deletions

diff --git a/README.md b/README.md
index b2ab32b..25b5087 100644
--- a/README.md
+++ b/README.md
@@ -45,3 +45,7 @@ with option `-n`:
 > echo -n test | nthash  
 > 0cb6948805f797bf2a82807973b89537
 
+### Upstream
+
+URL: [GitHub.com](https://github.com/eworm-de/nthash)  
+Mirror: [eworm.de](http://git.eworm.de/cgit.cgi/nthash/)