From 0b6dbab37ab102ed77615a9bd8aca7f0cdeda161 Mon Sep 17 00:00:00 2001
From: Luke Latham <1622880+guardrex@users.noreply.github.com>
Date: Wed, 16 May 2018 09:26:55 -0500
Subject: [PATCH] Using block in the externally controlled example (#1422)

---
 samples/SampleStartups/StartupExternallyControlled.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/samples/SampleStartups/StartupExternallyControlled.cs b/samples/SampleStartups/StartupExternallyControlled.cs
index 68ec11c9b0..ba45235a6a 100644
--- a/samples/SampleStartups/StartupExternallyControlled.cs
+++ b/samples/SampleStartups/StartupExternallyControlled.cs
@@ -38,8 +38,10 @@ namespace SampleStartups
 
         public async Task StopAsync()
         {
-            await _host.StopAsync(TimeSpan.FromSeconds(5));
-            _host.Dispose();
+            using (_host)
+            {
+                await _host.StopAsync(TimeSpan.FromSeconds(5));
+            }
         }
 
         public void AddUrl(string url)