diff --git a/Cargo.toml b/Cargo.toml
index 6a7d3d1..5c08bf7 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "kickscore"
 version = "0.1.0"
 authors = ["Anders Olsson <anders.e.olsson@gmail.com>"]
-edition = "2018"
+edition = "2021"
 license = "MIT OR Apache-2.0"
 
 [dependencies]
diff --git a/README.md b/README.md
index df3ec38..b2dc143 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Kickscore
 
-Rust port of kickscore.
+Rust port of [kickscore](https://github.com/lucasmaystre/kickscore).
 
 ## Todo