diff --git a/battlesnake/src/main.rs b/battlesnake/src/main.rs
index a806d24..4873392 100644
--- a/battlesnake/src/main.rs
+++ b/battlesnake/src/main.rs
@@ -1,3 +1,5 @@
+use std::env;
+
 use axum::{
     extract::Json,
     response,
@@ -30,7 +32,8 @@ async fn main() {
         .route("/end", post(end));
 
     debug!("Creating listener");
-    let listener = TcpListener::bind("0.0.0.0:8000").await.unwrap();
+    let port = env::var("PORT").unwrap_or_else(|_| "8000".into());
+    let listener = TcpListener::bind(format!("0.0.0.0:{port}")).await.unwrap();
     debug!("Starting server");
     axum::serve(listener, app).await.unwrap();
 }