diff --git a/Gemfile.lock b/Gemfile.lock
index feb9639..a9f4957 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,15 +75,17 @@ GEM
     materialize-sass (0.97.0)
       sass (~> 3.3)
     mime-types (2.6.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.14.1)
     multi_json (1.11.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.9-x64-mingw32)
-      mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.9-x86-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)
+    nokogiri (1.13.6-x86-mingw32)
+      racc (~> 1.4)
+    racc (1.6.0)
     rack (1.6.13)
     rack-test (0.6.3)
       rack (>= 1.0)