diff --git a/Gemfile.lock b/Gemfile.lock
index b1c670d..10c0e0e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -190,9 +190,11 @@ GEM
       mimemagic (~> 0.3.2)
     method_source (1.0.0)
     middleware (0.1.0)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.6.1)
     mini_racer (0.3.1)
       libv8 (~> 8.4.255)
     minitest (5.14.0)
@@ -207,8 +209,9 @@ GEM
       net-ssh (>= 2.6.5, < 7.0.0)
     net-ssh (6.1.0)
     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)
     oauth2 (1.4.4)
       faraday (>= 0.8, < 2.0)
       jwt (>= 1.0, < 3.0)
@@ -232,6 +235,7 @@ GEM
     public_suffix (4.0.4)
     puma (4.3.3)
       nio4r (~> 2.0)
+    racc (1.5.2)
     rack (2.2.3)
     rack-protection (2.0.8.1)
       rack