diff --git a/Gemfile b/Gemfile
index d6031b2..813db96 100644
--- a/Gemfile
+++ b/Gemfile
@@ -3,7 +3,7 @@ source :rubygems
 gem 'librarian-puppet-maestrodev', '~>0.9.7'
 
 group :rake do
-  gem 'puppet', '~>2.7.17'
+  gem 'puppet', '~>6.25.1'
   gem 'rake', '>=0.9.2.2'
   gem 'puppet-lint', '~>0.1.13'
   gem 'puppetlabs_spec_helper', '~>0.3.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 520bae8..eac4b07 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,19 +1,38 @@
 GEM
   remote: http://rubygems.org/
   specs:
+    concurrent-ruby (1.2.2)
+    deep_merge (1.2.2)
     diff-lcs (1.1.3)
-    facter (1.6.16)
+    facter (2.5.7)
+    fast_gettext (1.8.0)
+    hiera (3.12.0)
+    hocon (1.4.0)
+    httpclient (2.8.3)
     json (1.7.5)
     librarian-puppet-maestrodev (0.9.7.2)
       json
       puppet
       thor (~> 0.15)
+    locale (2.1.3)
     metaclass (0.0.1)
     mocha (0.13.1)
       metaclass (~> 0.0.1)
-    puppet (2.7.20)
-      facter (~> 1.5)
+    multi_json (1.15.0)
+    puppet (6.25.1)
+      concurrent-ruby (~> 1.0)
+      deep_merge (~> 1.0)
+      facter (> 2.0.1, < 5)
+      fast_gettext (~> 1.1)
+      hiera (>= 3.2.1, < 4)
+      httpclient (~> 2.8)
+      locale (~> 2.1)
+      multi_json (~> 1.10)
+      puppet-resource_api (~> 1.5)
+      semantic_puppet (~> 1.0)
     puppet-lint (0.1.13)
+    puppet-resource_api (1.9.0)
+      hocon (>= 1.0)
     puppetlabs_spec_helper (0.3.0)
       mocha (>= 0.10.5)
       rake
@@ -30,6 +49,7 @@ GEM
     rspec-mocks (2.12.0)
     rspec-puppet (0.1.5)
       rspec
+    semantic_puppet (1.1.0)
     thor (0.16.0)
 
 PLATFORMS
@@ -37,7 +57,7 @@ PLATFORMS
 
 DEPENDENCIES
   librarian-puppet-maestrodev (~> 0.9.7)
-  puppet (~> 2.7.17)
+  puppet (~> 6.25.1)
   puppet-lint (~> 0.1.13)
   puppetlabs_spec_helper (~> 0.3.0)
   rake (>= 0.9.2.2)