diff --git a/Gemfile.lock b/Gemfile.lock
index dfa3c31e..1c59c2c3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -101,12 +101,13 @@ GEM
     middleman-syntax (3.0.0)
       middleman-core (>= 3.2)
       rouge (~> 2.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.10.3)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.8-x64-mingw32)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.6-x64-mingw32)
+      racc (~> 1.4)
     padrino-helpers (0.13.3.4)
       i18n (~> 0.6, >= 0.6.7)
       padrino-support (= 0.13.3.4)
@@ -121,6 +122,7 @@ GEM
       byebug (~> 9.1)
       pry (~> 0.10)
     public_suffix (2.0.5)
+    racc (1.6.0)
     rack (2.2.3)
     rack-livereload (0.3.16)
       rack