diff --git a/Puppetfile b/Puppetfile
index 0f20ef3b3..891611a62 100644
--- a/Puppetfile
+++ b/Puppetfile
@@ -192,7 +192,7 @@ mod 'rsync',
 
 mod 'stdlib',
   :git => 'https://github.com/puppetlabs/puppetlabs-stdlib',
-  :ref => '4.12.0'
+  :ref => '4.13.0'
 
 mod 'vcsrepo',
   :git => 'https://github.com/puppetlabs/puppetlabs-vcsrepo',
@@ -208,7 +208,7 @@ mod 'memcached',
 
 mod 'python',
   :git => 'https://github.com/stankevich/puppet-python',
-  :ref => '1.17.0'
+  :ref => '1.18.0'
 
 mod 'dns',
   :git => 'https://github.com/theforeman/puppet-dns',