diff --git a/Gemfile.lock b/Gemfile.lock
index 1aefdba..9fa7ab0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,11 +20,15 @@ GEM
       treetop (~> 1.4.8)
     metaclass (0.0.1)
     mime-types (1.19)
+    mini_portile2 (2.8.0)
     mocha (0.13.0)
       metaclass (~> 0.0.1)
     multi_json (1.3.7)
-    nokogiri (1.5.5)
+    nokogiri (1.13.3)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     polyglot (0.3.3)
+    racc (1.6.0)
     rake (10.0.1)
     rdoc (3.12)
       json (~> 1.4)