diff --git a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
index e9fb7a4..bc0e5e2 100644
--- a/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
+++ b/plugins/mezuro/controllers/mezuro_plugin_profile_controller.rb
@@ -90,7 +90,36 @@ class MezuroPluginProfileController < ProfileController
     metric_configuration.add_range(@range)
     metric_configuration_client.save(metric_configuration, configuration_name)
   end
+  
+  def edit_range
+    @configuration_name = params[:configuration_name]
+    @metric_name = params[:metric_name]
+    @range_beginning = params[:range_beginning]
+    
+    metric_configuration_client = Kalibro::Client::MetricConfigurationClient.new
+    metric_configuration = metric_configuration_client.metric_configuration(@configuration_name, @metric_name)
 
+    metric_configuration.ranges.each do |r|
+      @range = r if r.beginning == @range_beginning.to_f
+    end    
+  end
+  
+  def update_range
+    @configuration_name = params[:configuration_name]
+    metric_name = params[:metric_name]
+    range_beginning = params[:beginning_id]
+    metric_configuration_client = Kalibro::Client::MetricConfigurationClient.new
+    metric_configuration = metric_configuration_client.metric_configuration(@configuration_name, metric_name)
+    index = 0
+    metric_configuration.ranges.each do |r|
+      break if r.beginning == range_beginning.to_f
+      index = index + 1
+    end
+    metric_configuration.ranges[index] = new_range_instance
+    Kalibro::Client::MetricConfigurationClient.new.save(metric_configuration, @configuration_name)  
+    redirect_to "/#{profile.identifier}/#{@configuration_name.downcase.gsub(/\s/, '-')}"      
+  end
+  
   def remove_metric_configuration
     configuration_name = params[:configuration_name]
     metric_name = params[:metric_name]
diff --git a/plugins/mezuro/views/mezuro_plugin_profile/_range.html.erb b/plugins/mezuro/views/mezuro_plugin_profile/_range.html.erb
index 3529a53..b622a8d 100644
--- a/plugins/mezuro/views/mezuro_plugin_profile/_range.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_profile/_range.html.erb
@@ -12,4 +12,6 @@
     <%=range.grade%>
   </td>
   <td bgcolor="#<%= range.color[2..-1] %>"></td>
+  <td><%= link_to "Edit", :controller => "mezuro_plugin_profile", :action => "edit_range", :params =>
+        {:configuration_name => params[:configuration_name], :metric_name => params[:metric_name], :range_beginning => range.beginning} %></td>
 </tr>
diff --git a/plugins/mezuro/views/mezuro_plugin_profile/edit_metric_configuration.html.erb b/plugins/mezuro/views/mezuro_plugin_profile/edit_metric_configuration.html.erb
index f3ba0f2..12667f8 100644
--- a/plugins/mezuro/views/mezuro_plugin_profile/edit_metric_configuration.html.erb
+++ b/plugins/mezuro/views/mezuro_plugin_profile/edit_metric_configuration.html.erb
@@ -66,7 +66,8 @@
   </tr>
   <% if (@metric_configuration.ranges!=nil) 
     @metric_configuration.ranges.each do |range| %>
-      <%= render :partial => "range", :locals => {:range => range} %>
+      <%= render :partial => "range", :locals => {:range => range, :configuration_name => @configuration_name, 
+          :metric_name => @metric_configuration.metric.name} %>
     <% end
   end %>
 </table>
diff --git a/plugins/mezuro/views/mezuro_plugin_profile/edit_range.html.erb b/plugins/mezuro/views/mezuro_plugin_profile/edit_range.html.erb
new file mode 100644
index 0000000..b39c8b8
--- /dev/null
+++ b/plugins/mezuro/views/mezuro_plugin_profile/edit_range.html.erb
@@ -0,0 +1,56 @@
+<% remote_form_for :range, :url => {:action =>"update_range", :controller => "mezuro_plugin_profile"}, :method => :get do |f| %>
+  <%= hidden_field_tag :configuration_name, @configuration_name %>
+  <%= hidden_field_tag :metric_name, @metric_name %>
+  <%= hidden_field_tag :beginning_id, @range_beginning %>
+  <table>
+    <tr>
+      <td>
+        <%= f.label :label, "Label:" %>
+      </td>
+      <td>
+        <%= f.text_field :label %>
+      </td>
+    </tr>
+    <tr>
+      <td>
+        <%= f.label :beginning, "Beginning:" %>
+      </td>
+      <td>
+        <%= f.text_field :beginning %>
+      </td>
+    </tr>
+    <tr>
+      <td>
+        <%= f.label :end, "End:" %>
+      </td>
+      <td>
+        <%= f.text_field :end %>
+      </td>
+    </tr>
+    <tr>
+      <td>
+        <%= f.label :grade, "Grade:" %>
+      </td>
+      <td>
+        <%= f.text_field :grade %>
+      </td>
+    </tr>
+    <tr>
+      <td>
+        <%= f.label :color, "Color:" %>
+      </td>
+      <td>
+        <%= f.text_field :color %>
+      </td>
+    </tr>
+    <tr>
+      <td>
+        <%= f.label :comments, "Comments:" %>
+      </td>
+      <td>
+        <%= f.text_field :comments %>
+      </td>
+    </tr>
+  </table>
+  <%= f.submit "Save Range" %>
+<% end %>
diff --git a/plugins/mezuro/views/mezuro_plugin_profile/update_range.html.erb b/plugins/mezuro/views/mezuro_plugin_profile/update_range.html.erb
new file mode 100644
index 0000000..8c0e501
--- /dev/null
+++ b/plugins/mezuro/views/mezuro_plugin_profile/update_range.html.erb
@@ -0,0 +1 @@
+<h3>Update Range Action</h3>
--
libgit2 0.21.2