diff --git a/Gemfile.lock b/Gemfile.lock
index 9f984da..9e68b5d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,16 +40,21 @@ GEM
     io-like (0.3.0)
     macaddr (1.7.2)
       systemu (~> 2.6.5)
-    mimemagic (0.3.3)
+    mimemagic (0.4.3)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.1)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
-    nokogiri (1.10.3)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     public_suffix (3.1.0)
+    racc (1.6.0)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
+    rake (13.0.6)
     regexp_parser (1.5.1)
     require_all (2.0.0)
     rspec (3.8.0)