diff --git a/Gemfile.lock b/Gemfile.lock
index 7063b79..0a511ed 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -199,7 +199,9 @@ GEM
     marcel (0.3.3)
       mimemagic (~> 0.3.2)
     method_source (1.0.0)
-    mimemagic (0.3.5)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_magick (4.10.1)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
@@ -291,7 +293,7 @@ GEM
       redis-namespace (~> 1.6)
       sinatra (>= 0.9.2)
       vegas (~> 0.1.2)
-    rexml (3.2.4)
+    rexml (3.2.5)
     rspec-core (3.9.2)
       rspec-support (~> 3.9.3)
     rspec-expectations (3.9.2)