diff --git a/Gemfile.lock b/Gemfile.lock
index 0dbabbf..143090a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,7 +20,8 @@ GEM
     colorator (0.1)
     execjs (2.5.2)
     fast-stemmer (1.0.2)
-    ffi (1.9.8-x64-mingw32)
+    ffi (1.13.1)
+    ffi (1.13.1-x64-mingw32)
     gemoji (2.1.0)
     github-pages (35)
       RedCloth (= 4.2.9)
@@ -93,6 +94,8 @@ GEM
     mini_portile (0.6.2)
     minitest (5.6.1)
     net-dns (0.8.0)
+    nokogiri (1.6.6.2)
+      mini_portile (~> 0.6.0)
     nokogiri (1.6.6.2-x64-mingw32)
       mini_portile (~> 0.6.0)
     parslet (1.5.0)
@@ -120,6 +123,7 @@ GEM
     yajl-ruby (1.2.1)
 
 PLATFORMS
+  ruby
   x64-mingw32
 
 DEPENDENCIES