diff --git a/Gemfile.lock b/Gemfile.lock
index 58ef1e3..85b81b2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -63,7 +63,7 @@ GEM
     byebug (11.0.1)
     coderay (1.1.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.6)
     debase (0.2.4)
       debase-ruby_core_source (>= 0.10.2)
     debase-ruby_core_source (0.10.5)
@@ -127,7 +127,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -135,14 +135,16 @@ 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)
     multipart-post (2.1.1)
     nio4r (2.5.1)
-    nokogiri (1.10.4)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     nokogumbo (2.0.1)
       nokogiri (~> 1.8, >= 1.8.4)