diff --git a/Gemfile.lock b/Gemfile.lock
index 3348b7f..d6f0ab8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -124,9 +124,11 @@ GEM
     mime-types (3.3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2019.1009)
-    mimemagic (0.3.4)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.14.0)
     msgpack (1.3.1)
     multi_json (1.14.1)
@@ -134,8 +136,9 @@ GEM
     multipart-post (2.1.1)
     netrc (0.11.0)
     nio4r (2.5.2)
-    nokogiri (1.10.7)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.5)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     oauth2 (1.4.3)
       faraday (>= 0.8, < 2.0)
       jwt (>= 1.0, < 3.0)
@@ -163,6 +166,7 @@ GEM
     public_suffix (4.0.3)
     puma (4.3.1)
       nio4r (~> 2.0)
+    racc (1.5.2)
     rack (2.1.2)
     rack-cors (1.1.1)
       rack (>= 2.0.0)