diff --git a/Gemfile.lock b/Gemfile.lock
index 17fd1b5..5a9047e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -90,11 +90,12 @@ GEM
       mini_mime (>= 0.1.1)
     method_source (1.0.0)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.14.0)
     nio4r (2.5.2)
-    nokogiri (1.10.9)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     orderly (0.1.1)
       capybara (>= 1.1)
       rspec (>= 2.14)
@@ -107,6 +108,7 @@ GEM
       method_source (~> 1.0)
     public_suffix (4.0.5)
     puma (3.12.4)
+    racc (1.5.2)
     rack (2.2.2)
     rack-cors (1.1.1)
       rack (>= 2.0.0)