diff --git a/middleman-core/lib/middleman-core/meta_pages.rb b/middleman-core/lib/middleman-core/meta_pages.rb
index e0cf3c6f..6818328f 100644
--- a/middleman-core/lib/middleman-core/meta_pages.rb
+++ b/middleman-core/lib/middleman-core/meta_pages.rb
@@ -60,18 +60,28 @@ module Middleman
       # Inspect configuration
       def config(env)
         global_config = @middleman.inst.config.all_settings.map {|c| ConfigSetting.new(c) }
-        extension_config = Hash[@middleman.inst.extensions.map do |ext_name, extension|
-                                  opts = if extension.is_a?(::Middleman::Extension)
-                                           extension.options.all_settings.map {|c| ConfigSetting.new(c) }
-                                         else 
-                                           nil
-                                         end
-                                  [ext_name, opts]
-                                end]
+        extension_config = {}
 
-        template('config.html.erb', 
+        @middleman.inst.extensions.each do |ext_name, extension|
+          if extension.is_a?(Hash)
+            # Multiple instance extension
+            if extension.size == 1
+              extension_config[ext_name] = extension_options(extension.values.first)
+            else
+              extension.each do |inst, ext|
+                extension_config["#{ext_name} (#{inst})"] = extension_options(ext)
+              end
+            end
+          elsif extension.is_a?(::Middleman::Extension)
+            extension_config[ext_name] = extension_options(extension)
+          else
+            extension_config[ext_name] = nil
+          end
+        end
+
+        template('config.html.erb',
                  :global_config => global_config,
-                 :extension_config => extension_config, 
+                 :extension_config => extension_config,
                  :registered_extensions => Middleman::Extensions.registered.dup)
       end
 
@@ -88,6 +98,10 @@ module Middleman
       def response(content)
         [ 200, {"Content-Type" => "text/html"}, Array(content) ]
       end
+
+      def extension_options(extension)
+        extension.options.all_settings.map {|c| ConfigSetting.new(c) }
+      end
     end
   end
 end
diff --git a/middleman-core/lib/middleman-core/meta_pages/templates/config.html.erb b/middleman-core/lib/middleman-core/meta_pages/templates/config.html.erb
index ff6989fb..68595772 100644
--- a/middleman-core/lib/middleman-core/meta_pages/templates/config.html.erb
+++ b/middleman-core/lib/middleman-core/meta_pages/templates/config.html.erb
@@ -14,7 +14,7 @@
     <h1>Middleman Configuration</h1>
 
     <p>This page shows the current configuration of your Middleman application.</p>
-    
+
     <p>
       <a href="#core">Core configuration</a>
       | <a href="#extensions">Extensions</a>
@@ -32,10 +32,10 @@
       <% extension_config.each do |ext_name, configs| %>
       <li>
         <% registered_extensions.delete(ext_name) %>
-        
-        <span class="extension active"><%= ext_name.inspect %></span>
 
-        
+        <span class="extension active">:<%= ext_name %></span>
+
+
         <% if configs && !configs.empty? %>
         <ul class="settings">
           <% configs.each do |setting| %>
@@ -55,5 +55,3 @@
     </div>
   </body>
 </html>
-
-