diff --git a/Gemfile.lock b/Gemfile.lock
index ecd5784..7328315 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,11 +88,11 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.6.1)
+    mini_portile2 (2.8.1)
     minitest (5.11.3)
     multi_json (1.13.1)
-    nokogiri (1.12.5)
-      mini_portile2 (~> 2.6.1)
+    nokogiri (1.14.3)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     padrino-helpers (0.12.9)
       i18n (~> 0.6, >= 0.6.7)
@@ -100,7 +100,7 @@ GEM
       tilt (>= 1.4.1, < 3)
     padrino-support (0.12.9)
       activesupport (>= 3.1)
-    racc (1.5.2)
+    racc (1.6.2)
     rack (1.6.12)
     rack-livereload (0.3.17)
       rack