diff --git a/Rakefile b/Rakefile
index bea3fd9..1087d90 100644
--- a/Rakefile
+++ b/Rakefile
@@ -27,3 +27,7 @@ task :switch_theme, :theme do |t, args|
   end
 end # task :switch_theme
 
+desc "Launch preview environment"
+task :preview do
+  system "jekyll --auto --server"
+end