diff --git a/Gemfile.lock b/Gemfile.lock
index bcb2955..a40b4ce 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -131,7 +131,9 @@ GEM
       mimemagic (~> 0.3.2)
     memoist (0.16.0)
     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)
     minitest (5.11.3)
@@ -139,7 +141,7 @@ GEM
     multi_json (1.13.1)
     multipart-post (2.1.1)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     os (1.0.1)
     pg (1.1.4)