diff --git a/Gemfile.lock b/Gemfile.lock
index c67848c..729b9d2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -95,7 +95,7 @@ GEM
     chronic (0.10.2)
     coderay (1.1.2)
     concurrent-ruby (1.1.5)
-    crass (1.0.5)
+    crass (1.0.6)
     database_rewinder (0.9.1)
     devise (4.7.1)
       bcrypt (~> 3.0)
@@ -141,7 +141,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.3.1)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -149,9 +149,11 @@ 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)
+    mini_portile2 (2.8.0)
     minitest (5.12.2)
     msgpack (1.3.1)
     multi_json (1.14.1)
@@ -161,8 +163,9 @@ GEM
       net-ssh (>= 2.6.5, < 6.0.0)
     net-ssh (5.2.0)
     nio4r (2.5.2)
-    nokogiri (1.10.8)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     oauth2 (1.4.2)
       faraday (>= 0.8, < 2.0)
       jwt (>= 1.0, < 3.0)
@@ -197,6 +200,7 @@ GEM
       pry (>= 0.10.4)
     public_suffix (4.0.1)
     puma (3.12.6)
+    racc (1.6.0)
     rack (2.2.3)
     rack-mini-profiler (1.1.2)
       rack (>= 1.2.0)
@@ -218,7 +222,7 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     railties (5.2.3)
       actionpack (= 5.2.3)