diff --git a/lib/miro/dominant_colors.rb b/lib/miro/dominant_colors.rb
index a665ec8..028beb5 100644
--- a/lib/miro/dominant_colors.rb
+++ b/lib/miro/dominant_colors.rb
@@ -24,7 +24,7 @@ def to_rgba
       sorted_pixels.collect { |pixel| ChunkyPNG::Color.to_truecolor_alpha_bytes(pixel) }
     end
 
-   def to_hsl
+    def to_hsl
       histogram.map { |item| item[1].to_hsl.to_a } if Miro.histogram?
     end
 
@@ -48,14 +48,15 @@ def sorted_pixels
     end
 
     def histogram
-      @histogram ||= downsample_and_histogram.sort_by { |item| item[0]  }.reverse
+      @histogram ||= downsample_and_histogram.sort_by { |item| item[0] }.reverse
     end
+
   private
 
     def downsample_and_histogram
       @source_image = open_source_image
-      hstring = Terrapin::CommandLine.new(Miro.options[:image_magick_path], image_magick_params).
-        run(:in => Shellwords.escape(File.expand_path(@source_image.path)),
+      hstring = Terrapin::CommandLine.new(Miro.options[:image_magick_path], image_magick_params)
+        .run(:in => Shellwords.escape(File.expand_path(@source_image.path)),
             :resolution => Miro.options[:resolution],
             :colors => Miro.options[:color_count].to_s,
             :quantize => Miro.options[:quantize])
@@ -94,7 +95,7 @@ def open_source_image
       original_extension = @image_type || URI.parse(@src_image_path).path.split('.').last
 
       tempfile = Tempfile.open(["source", ".#{original_extension}"])
-      remote_file_data = open(@src_image_path).read
+      remote_file_data = URI.parse(@src_image_path).read
 
       tempfile.write(should_force_encoding? ? remote_file_data.force_encoding("UTF-8") : remote_file_data)
       tempfile.close
diff --git a/miro.gemspec b/miro.gemspec
index 0effb34..3caf3db 100644
--- a/miro.gemspec
+++ b/miro.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |gem|
   gem.add_dependency "oily_png" if RUBY_ENGINE != "jruby"
 
   gem.add_development_dependency "rspec"
-  gem.add_development_dependency "fakeweb"
+  gem.add_development_dependency "webmock"
 
   gem.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   gem.files         = `git ls-files`.split("\n")
diff --git a/spec/miro/dominant_colors_spec.rb b/spec/miro/dominant_colors_spec.rb
index 4497cd5..27e6a26 100644
--- a/spec/miro/dominant_colors_spec.rb
+++ b/spec/miro/dominant_colors_spec.rb
@@ -102,6 +102,7 @@
     before do
       subject.stub(:open_downsampled_image).and_return(mock_downsampled_image)
       Tempfile.stub(:open).and_return(mock_source_image)
+      WebMock.stub_request(:get, 'http://domain.com/to/image.jpg').to_return(status: 200, body: 'image data')
     end
 
     it "opens for the file resource" do
@@ -202,7 +203,7 @@
     it "should be #00FF02 at the first element" do
       subject.to_hex.first.should == hex_colors.first
     end
-    it "should be #8F0074 at the first element" do
+    it "should be #8F0074 at the last element" do
       subject.to_hex.last.should == hex_colors.last
     end
     it "should have the right values" do
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index 02339da..8c98a17 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -6,12 +6,10 @@
 # See http://rubydoc.info/gems/rspec-core/RSpec/Core/Configuration
 #
 require 'miro'
-require 'fakeweb'
+require 'webmock/rspec'
 
 RSpec.configure do |config|
   config.treat_symbols_as_metadata_keys_with_true_values = true
   config.run_all_when_everything_filtered = true
   config.filter_run :focus
 end
-
-FakeWeb.register_uri(:get, "http://domain.com/to/image.jpg", :body => "image data")