diff --git a/Gemfile.lock b/Gemfile.lock
index 697c84a..3594717 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -62,14 +62,16 @@ GEM
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     method_source (0.9.0)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
-    nokogiri (1.10.10)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     parallel (1.12.1)
     parser (2.5.3.0)
       ast (~> 2.4.0)
     powerpack (0.1.2)
+    racc (1.6.0)
     rack (2.0.5)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)