diff --git a/Gemfile.lock b/Gemfile.lock
index e5f82df7..69abced5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -83,17 +83,19 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.21)
-    mini_portile (0.6.2)
+    mini_portile2 (2.8.0)
     missing_t (0.4.1)
     multi_json (1.11.0)
     multi_test (0.1.2)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
-    nokogiri (1.6.6.2-x86-mingw32)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.4-x86-mingw32)
+      racc (~> 1.4)
     polyglot (0.3.3)
     prototype-rails (3.1.0)
       rails (~> 3.1)
+    racc (1.6.0)
     rack (1.3.10)
     rack-cache (1.2)
       rack (>= 0.4)