diff --git a/Gemfile.lock b/Gemfile.lock
index ffe4c93..afe6ce4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,9 @@ 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 (5.14.1)
@@ -202,7 +204,7 @@ GEM
     stripe (5.21.0)
     thor (1.0.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     vcr (5.1.0)
     webmock (3.8.3)