diff --git a/Gemfile.lock b/Gemfile.lock
index 6835bcf..edef5ba 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -144,12 +144,14 @@ 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)
     msgpack (1.3.1)
-    nio4r (2.5.1)
+    nio4r (2.5.8)
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)