diff --git a/Gemfile.lock b/Gemfile.lock
index 001d002..5f9c219 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -4,6 +4,7 @@ PATH
     github_changelog_generator (1.6.2)
       colorize (~> 0.7)
       github_api (~> 0.12)
+      octokit (~> 4.0)
 
 GEM
   remote: https://rubygems.org/
@@ -56,6 +57,8 @@ GEM
       multi_json (~> 1.3)
       multi_xml (~> 0.5)
       rack (~> 1.2)
+    octokit (4.0.1)
+      sawyer (~> 0.6.0, >= 0.5.3)
     parser (2.2.2.6)
       ast (>= 1.1, < 3.0)
     powerpack (0.1.1)
@@ -86,6 +89,9 @@ GEM
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.4)
     ruby-progressbar (1.7.5)
+    sawyer (0.6.0)
+      addressable (~> 2.3.5)
+      faraday (~> 0.8, < 0.10)
     simplecov (0.10.0)
       docile (~> 1.1.0)
       json (~> 1.8)