Rakefile in bootstrap4-datetime-picker-rails-0.1.3 vs Rakefile in bootstrap4-datetime-picker-rails-0.1.4

@@ -4,10 +4,10 @@
 require File.expand_path('../lib/bootstrap4_datetime_picker_rails/version', __FILE__)
 
 desc 'Update assets'
 task :update do
 
-  checkout_branch = '5.0.0-alpha14'
+  checkout_branch = '5.0.0-alpha.15'
 
   if Dir.exist?('tempus-dominus-source')
     system("cd tempus-dominus-source && git checkout master && git pull && git checkout #{checkout_branch}")
   else
     system('git clone https://github.com/tempusdominus/bootstrap-4.git tempus-dominus-source')