diff --git a/Gemfile.lock b/Gemfile.lock
index f9583eb..541d550 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -74,7 +74,9 @@ 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)
     minitest (5.11.3)
@@ -91,7 +93,7 @@ GEM
       method_source (~> 0.9.0)
     pry-rails (0.3.6)
       pry (>= 0.10.4)
-    rack (2.0.6)
+    rack (2.2.6.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.2.1)