diff --git a/Gemfile.lock b/Gemfile.lock
index 6433f0e..dfa3bbe 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -86,14 +86,15 @@ GEM
     mime-types (3.0)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2015.1120)
-    mini_portile2 (2.0.0)
+    mini_portile2 (2.8.0)
     minitest (5.8.3)
     multi_json (1.11.2)
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
     net-ssh (3.0.1)
-    nokogiri (1.6.7)
-      mini_portile2 (~> 2.0.0.rc2)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     padrino-helpers (0.12.5)
       i18n (~> 0.6, >= 0.6.7)
       padrino-support (= 0.12.5)
@@ -101,6 +102,7 @@ GEM
     padrino-support (0.12.5)
       activesupport (>= 3.1)
     ptools (1.3.3)
+    racc (1.6.0)
     rack (1.6.4)
     rack-rewrite (1.5.1)
     rack-test (0.6.3)