diff --git a/Puppetfile b/Puppetfile
index f2e31ac..a1607f4 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -5,6 +5,7 @@ forge 'https://forge.puppet.com'
 mod 'puppetlabs/inifile', '4.0.0'
 mod 'puppetlabs/stdlib',  '6.2.0'
 mod 'puppetlabs/concat',  '6.1.0'
+mod 'danieldreier-autosign', '0.2.0'
 
 # Modules from Git
 # Examples: https://github.com/puppetlabs/r10k/blob/master/doc/puppetfile.mkd#examples