diff --git a/Gemfile.lock b/Gemfile.lock
index ee221483..65e99f5d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -291,7 +291,9 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
     minitest (5.14.1)
@@ -405,7 +407,7 @@ GEM
     rb-fsevent (0.10.3)
     rb-inotify (0.9.10)
       ffi (>= 0.5.0, < 2)
-    rdoc (6.0.4)
+    rdoc (6.3.2)
     redcarpet (3.4.0)
     ref (2.0.0)
     regexp_parser (1.6.0)