diff --git a/Puppetfile b/Puppetfile
index 641b91804..77907ca32 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -156,7 +156,7 @@ mod 'apt',
 
 mod 'concat',
   :git => 'https://github.com/puppetlabs/puppetlabs-concat',
-  :ref => '2.1.0'
+  :ref => '2.2.0'
 
 mod 'firewall',
   :git => 'https://github.com/puppetlabs/puppetlabs-firewall',
@@ -212,5 +212,5 @@ mod 'dns',
 
 mod 'corosync',
   :git => 'https://github.com/voxpupuli/puppet-corosync',
-  :ref => 'v2.0.0'
+  :ref => 'v2.0.1'