diff --git a/Gemfile.lock b/Gemfile.lock
index 2816fee..5d0b9e3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,11 +107,12 @@ GEM
       em-websocket (~> 0.5.1)
       middleman-core (>= 3.3)
       rack-livereload (~> 0.3.15)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     multi_json (1.13.1)
-    nokogiri (1.10.1)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.2)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     padrino-helpers (0.13.3.4)
       i18n (~> 0.6, >= 0.6.7)
       padrino-support (= 0.13.3.4)
@@ -119,6 +120,7 @@ GEM
     padrino-support (0.13.3.4)
       activesupport (>= 3.1)
     parallel (1.13.0)
+    racc (1.6.0)
     rack (2.0.6)
     rack-livereload (0.3.16)
       rack