diff --git a/Gemfile.lock b/Gemfile.lock
index 3810ccc..57bf456 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -196,7 +196,7 @@ GEM
     mimemagic (0.3.4)
     mini_magick (4.10.1)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     minitest (5.14.0)
     msgpack (1.3.3)
     multi_json (1.14.1)
@@ -206,8 +206,9 @@ GEM
     net-ssh (5.2.0)
     netrc (0.11.0)
     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)
     orm_adapter (0.5.0)
     payjp (0.0.7)
       rest-client (~> 2.0)
@@ -218,6 +219,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.3)
     puma (3.12.4)
+    racc (1.5.2)
     rack (2.2.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)