diff --git a/lib/command/serve.js b/lib/command/serve.js
index 0f0d55b..b1839a4 100644
--- a/lib/command/serve.js
+++ b/lib/command/serve.js
@@ -8,8 +8,10 @@ const path = require('path')
 class WsServe extends ServeCommand {
   execute (options, argv) {
     const usage = require('lws/lib/usage')
-    usage.defaults.set('an', 'ws')
-    usage.defaults.set('cd4', 'cli')
+    usage.defaults
+      .set('an', 'ws')
+      .set('av', require('../../package').version)
+      .set('cd4', 'cli')
     options = {
       stack: [
         'lws-log',
diff --git a/lib/local-web-server.js b/lib/local-web-server.js
index bb2009f..67602af 100644
--- a/lib/local-web-server.js
+++ b/lib/local-web-server.js
@@ -4,8 +4,10 @@ const path = require('path')
 class LocalWebServer extends Lws {
   create (options) {
     const usage = require('lws/lib/usage')
-    usage.defaults.set('an', 'ws')
-    usage.defaults.set('cd4', 'api')
+    usage.defaults
+      .set('an', 'ws')
+      .set('av', require('../package').version)
+      .set('cd4', 'api')
     options = Object.assign({
       moduleDir: path.resolve(__dirname, `../node_modules`),
       modulePrefix: 'lws-',
diff --git a/test/test.js b/test/test.js
index be60317..88427e0 100644
--- a/test/test.js
+++ b/test/test.js
@@ -3,6 +3,8 @@ const TestRunner = require('test-runner')
 const request = require('req-then')
 const LocalWebServer = require('../')
 const a = require('assert')
+const usage = require('lws/lib/usage')
+usage.disable()
 
 const runner = new TestRunner()