diff --git a/Gemfile.lock b/Gemfile.lock
index 1493593..0227f83 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -84,7 +84,9 @@ 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)
@@ -112,7 +114,7 @@ GEM
     public_suffix (3.1.1)
     puma (3.12.6)
     puma (3.12.6-java)
-    rack (2.2.3)
+    rack (2.2.6.3)
     rack-cors (1.0.5)
       rack (>= 1.6.0)
     rack-test (1.1.0)