diff --git a/Gemfile.lock b/Gemfile.lock
index e36614d..17b4e1d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -127,7 +127,7 @@ GEM
     mime-types (1.25)
     mini_magick (3.6.0)
       subexec (~> 0.2.1)
-    mini_portile (0.5.1)
+    mini_portile2 (2.8.0)
     multi_json (1.8.1)
     mysql2 (0.3.13)
     nested_form (0.3.2)
@@ -138,8 +138,9 @@ GEM
     net-ssh (2.7.0)
     net-ssh-gateway (1.2.0)
       net-ssh (>= 2.6.5)
-    nokogiri (1.6.0)
-      mini_portile (~> 0.5.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     paper_trail (2.7.2)
       activerecord (~> 3.0)
       railties (~> 3.0)
@@ -161,6 +162,7 @@ GEM
       coderay (~> 1.0.5)
       method_source (~> 0.8)
       slop (~> 3.4)
+    racc (1.6.0)
     rack (1.4.5)
     rack-cache (1.2)
       rack (>= 0.4)