diff --git a/README.md b/README.md
new file mode 100644
index 0000000..ac45f21
--- /dev/null
+++ b/README.md
@@ -0,0 +1,13 @@
+# Cadence demo
+
+## How to run
+
+```
+export CADENCE_URL=
+export CADENCE_DOMAIN=
+
+# run the application
+
+./gradlew run
+
+```
\ No newline at end of file
diff --git a/src/main/java/com/afterpay/ds/cadence/HelloCadence.java b/src/main/java/com/afterpay/ds/cadence/HelloCadence.java
index 8c37807..a64edb8 100644
--- a/src/main/java/com/afterpay/ds/cadence/HelloCadence.java
+++ b/src/main/java/com/afterpay/ds/cadence/HelloCadence.java
@@ -14,7 +14,9 @@ public class HelloCadence {
     private static Logger logger = Workflow.getLogger(HelloCadence.class);
 
     public static void main(String[] args) {
-        Worker.Factory factory = new Worker.Factory("192.168.0.249",7933, "domain");
+        String cadenceUrl = System.getenv("CADENCE_URL");
+        String cadenceDomain = System.getenv("CADENCE_DOMAIN");
+        Worker.Factory factory = new Worker.Factory(cadenceUrl, 7933, cadenceDomain);
         Worker worker = factory.newWorker("helloWorldTaskList");
         worker.registerWorkflowImplementationTypes(HelloWorldImpl.class);
         factory.start();