diff --git a/Gemfile.lock b/Gemfile.lock
index eecc1ff..8fa07da 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -115,7 +115,9 @@ 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 (5.13.0)
@@ -227,7 +229,7 @@ GEM
       execjs (>= 2.2.2, >= 2.2)
       less-rails (>= 2.5.0)
       railties (>= 3.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (1.6.0)
     web-console (4.0.1)