Make sure the specs are passing

spec/factories/speaker_profiles.rb

@@ -6,7 +6,7 @@ FactoryGirl.define do
     last_name "Doe"
     organisation "Example Org"
     public_email "a@b.com"
-    photo_url "http://placehold.it/50x50"
+    picture { Rack::Test::UploadedFile.new(File.join(Rails.root, 'spec', 'support', 'picture.jpg')) }
     mobile_phone "0883444555"
     biography "Lorem ipsum"
     github "octocat"

spec/models/speaker_profile_spec.rb

@@ -9,8 +9,8 @@ RSpec.describe SpeakerProfile, :type => :model do
     expect(build(:speaker_profile, last_name: nil)).to have_error_on :last_name
   end
 
-  it 'is invalid without a photo' do
-    expect(build(:speaker_profile, photo_url: nil)).to have_error_on :photo_url
+  it 'is invalid without a picture' do
+    expect(build(:speaker_profile, picture: nil)).to have_error_on :picture
   end
 
   describe 'mobile_phone' do