diff --git a/Gemfile.lock b/Gemfile.lock
index cfa7541..e7f6c02 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,11 +72,13 @@ GEM
       mini_mime (>= 0.1.1)
     method_source (0.9.0)
     mini_mime (1.0.2)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     nio4r (2.5.2)
-    nokogiri (1.8.4)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    racc (1.6.0)
     rack (2.2.3)
     rack-test (1.0.0)
       rack (>= 1.0, < 3)