diff --git a/Gemfile.lock b/Gemfile.lock
index bee9935..9365717 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -104,13 +104,16 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (0.9.2)
-    mimemagic (0.3.3)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.5.1)
     minitest (5.11.3)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.11.4)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     parallel (1.17.0)
     parser (2.6.4.0)
       ast (~> 2.4.0)
@@ -119,6 +122,7 @@ GEM
       method_source (~> 0.9.0)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
+    racc (1.5.2)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)