diff --git a/Gemfile.lock b/Gemfile.lock
index 40d6cdf..29afc04 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -59,7 +59,7 @@ GEM
       railties (>= 3.0.0)
       thor (>= 0.14.6)
     concurrent-ruby (1.1.5)
-    crass (1.0.4)
+    crass (1.0.6)
     database_cleaner (1.7.0)
     diff-lcs (1.3)
     erubi (1.8.0)
@@ -67,7 +67,7 @@ GEM
       activesupport (>= 5.0)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
-    loofah (2.2.3)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -79,18 +79,20 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.1.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     mysql2 (0.5.3)
     nio4r (2.5.8)
-    nokogiri (1.10.4)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.6)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
     pry-byebug (3.7.0)
       byebug (~> 11.0)
       pry (~> 0.10)
+    racc (1.6.0)
     rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
@@ -110,8 +112,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
     railties (5.2.3)
       actionpack (= 5.2.3)
       activesupport (= 5.2.3)