From a9056d0e25d0e07b360ef370a606c33fcaaabfdb Mon Sep 17 00:00:00 2001
From: Thomas Reynolds <me@tdreyno.com>
Date: Sat, 2 May 2015 13:48:47 -0700
Subject: [PATCH] Fix webrick reloading on new ruby

---
 middleman-core/lib/middleman-core/preview_server.rb | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/middleman-core/lib/middleman-core/preview_server.rb b/middleman-core/lib/middleman-core/preview_server.rb
index e89e552f..dddaf21b 100644
--- a/middleman-core/lib/middleman-core/preview_server.rb
+++ b/middleman-core/lib/middleman-core/preview_server.rb
@@ -71,6 +71,10 @@ module Middleman
         end
 
         unmount_instance
+
+        @webrick.shutdown
+        @webrick = nil
+
         mount_instance(app)
 
         logger.info '== The Middleman has reloaded'