diff --git a/Rakefile b/Rakefile
index d1e11f79..51fa6582 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,6 +1,8 @@
 require 'rubygems'
 require 'puppetlabs_spec_helper/rake_tasks'
 require 'puppet-lint/tasks/puppet-lint'
+
+PuppetLint.configuration.fail_on_warnings = true
 PuppetLint.configuration.send('disable_80chars')
 PuppetLint.configuration.ignore_paths = ["spec/**/*.pp", "pkg/**/*.pp"]