diff --git a/README.md b/README.md
index bb131e8..5d93097 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,31 @@
-# Bombermann
+Bomberman
+=========
 
+A Bukkit plugin for Minecraft which adds Bomberman.
+
+https://www.spigotmc.org/resources/bomberman.77616/
+
+## Building
+
+This project uses Maven and targets Java 21.
+
+To build the plugin JAR:
+
+```shell
+mvn -DskipTests package
+```
+
+The shaded plugin JAR will be in:
+
+```
+target/bomberman-1.0.0.jar
+```
+
+To run the tests:
+
+```shell
+mvn test
+```
+
+To copy the built JAR into a local test server, copy the JAR from `target/` into
+your server's `plugins/` directory.