diff --git a/test/server.js b/test/server.js
index 5d836d6..a8f7fa2 100644
--- a/test/server.js
+++ b/test/server.js
@@ -17,6 +17,10 @@ test('server', function (t) {
     t.fail(err.message)
   })
 
+  server.on('warning', function (err) {
+    t.fail(err.message)
+  })
+
   server.on('complete', function () {})
   server.on('update', function () {})
   server.on('stop', function () {})
diff --git a/test/udp-server.js b/test/udp-server.js
index 94a6ecf..a4ed48b 100644
--- a/test/udp-server.js
+++ b/test/udp-server.js
@@ -17,6 +17,10 @@ test('server', function (t) {
     t.fail(err.message)
   })
 
+  server.on('warning', function (err) {
+    t.fail(err.message)
+  })
+
   server.on('complete', function () {})
   server.on('update', function () {})
   server.on('stop', function () {})