diff --git a/Gemfile.lock b/Gemfile.lock
index 307699c..c23f53e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,6 +21,7 @@ GEM
     execjs (2.7.0)
     faraday (0.14.0)
       multipart-post (>= 1.2, < 3)
+    ffi (1.9.23)
     ffi (1.9.23-x64-mingw32)
     forwardable-extended (2.6.0)
     gemoji (3.0.0)
@@ -197,6 +198,8 @@ GEM
     minitest (5.11.3)
     multipart-post (2.0.0)
     net-dns (0.8.0)
+    nokogiri (1.8.2)
+      mini_portile2 (~> 2.3.0)
     nokogiri (1.8.2-x64-mingw32)
       mini_portile2 (~> 2.3.0)
     octokit (4.8.0)
@@ -210,7 +213,7 @@ GEM
     rouge (2.2.1)
     ruby-enum (0.7.2)
       i18n
-    rubyzip (1.2.1)
+    rubyzip (2.0.0)
     safe_yaml (1.0.4)
     sass (3.5.5)
       sass-listen (~> 4.0.0)
@@ -232,6 +235,7 @@ GEM
     unicode-display_width (1.3.0)
 
 PLATFORMS
+  ruby
   x64-mingw32
 
 DEPENDENCIES