Rakefile in pdfkit-0.4.1 vs Rakefile in pdfkit-0.4.2

@@ -11,17 +11,10 @@
     gem.homepage = "http://github.com/jdpace/PDFKit"
     gem.authors = ["jdpace"]
     gem.add_development_dependency "rspec", "~> 2.0.0.beta.8"
     gem.add_development_dependency "rspec-core", "~> 2.0.0.beta.8"
     gem.add_development_dependency 'mocha'
-    gem.post_install_message = <<-POST_INSTALL_MESSAGE
-#{'*'*50}
-
-Run sudo pdfkit --install-wkhtmltopdf to install wkhtmltopdf binaries.
-(run pdfkit --help to see more options)
-
-#{'*'*50}
-POST_INSTALL_MESSAGE
+    gem.post_install_message = File.read('POST_INSTALL')
   end
   Jeweler::GemcutterTasks.new
 rescue LoadError
   puts "Jeweler (or a dependency) not available. Install it with: gem install jeweler"
 end