diff --git a/site/Gemfile.lock b/site/Gemfile.lock
index 69bdc671..18465f11 100644
--- a/site/Gemfile.lock
+++ b/site/Gemfile.lock
@@ -98,11 +98,11 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.0331)
-    mini_portile2 (2.8.0)
+    mini_portile2 (2.8.4)
     minitest (5.11.3)
     multi_json (1.13.1)
-    nokogiri (1.13.10)
-      mini_portile2 (~> 2.8.0)
+    nokogiri (1.15.4)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     padrino-helpers (0.12.9)
       i18n (~> 0.6, >= 0.6.7)
@@ -110,7 +110,7 @@ GEM
       tilt (>= 1.4.1, < 3)
     padrino-support (0.12.9)
       activesupport (>= 3.1)
-    racc (1.6.0)
+    racc (1.7.1)
     rack (1.6.13)
     rack-livereload (0.3.17)
       rack