diff --git a/carrierwave-crop.gemspec b/carrierwave-crop.gemspec
index 3a07c69..e798aad 100644
--- a/carrierwave-crop.gemspec
+++ b/carrierwave-crop.gemspec
@@ -6,7 +6,7 @@ require 'carrierwave/crop/version'
 Gem::Specification.new do |spec|
   spec.name          = "carrierwave-crop"
   spec.version       = CarrierWave::Crop::VERSION
-  spec.authors       = ["kirtithorat"]
+  spec.authors       = ["Kirti Thorat"]
   spec.email         = ["kirti.brenz@gmail.com"]
   spec.summary       = %q{CarrierWave extension for cropping images with preview.}
   spec.description   = %q{CarrierWave extension to crop uploaded images using Jcrop plugin.}
diff --git a/lib/carrierwave/crop/helpers.rb b/lib/carrierwave/crop/helpers.rb
index a8a28f1..8bd6848 100644
--- a/lib/carrierwave/crop/helpers.rb
+++ b/lib/carrierwave/crop/helpers.rb
@@ -20,7 +20,8 @@ def previewbox(attachment, opts = {})
         attachment = attachment.to_sym
 
         if(self.object.send(attachment).class.ancestors.include? CarrierWave::Uploader::Base )
-          model_name = self.object.class.name.downcase
+          ## Fixes Issue #1 : Colons in html id attributes with Namespaced Models
+          model_name = self.object.class.name.downcase.split("::").last 
           width, height = 100, 100
           if(opts[:width] && opts[:height])
             width, height = opts[:width].round, opts[:height].round
@@ -52,8 +53,8 @@ def cropbox(attachment, opts={})
         attachment_instance = self.object.send(attachment)
 
         if(attachment_instance.class.ancestors.include? CarrierWave::Uploader::Base )
-
-          model_name = self.object.class.name.downcase
+          ## Fixes Issue #1 : Colons in html id attributes with Namespaced Models
+          model_name = self.object.class.name.downcase.split("::").last 
           hidden_elements  = self.hidden_field(:"#{attachment}_crop_x", id: "#{model_name}_#{attachment}_crop_x")
           [:crop_y, :crop_w, :crop_h].each do |attribute|
             hidden_elements << self.hidden_field(:"#{attachment}_#{attribute}", id: "#{model_name}_#{attachment}_#{attribute}")
diff --git a/lib/carrierwave/crop/model_additions.rb b/lib/carrierwave/crop/model_additions.rb
index 4bfccab..541065b 100644
--- a/lib/carrierwave/crop/model_additions.rb
+++ b/lib/carrierwave/crop/model_additions.rb
@@ -58,7 +58,7 @@ def crop_image(attachment)
 
     module Uploader
 
-      # Perfoems cropping.
+      # Performs cropping.
       #  
       #  On original version of attachment
       #  process crop: :avatar