diff --git a/Gemfile.lock b/Gemfile.lock
index 70d06d4..bafce0d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -168,7 +168,7 @@ GEM
     kaminari-core (1.2.0)
     launchy (2.4.3)
       addressable (~> 2.3)
-    loofah (2.4.0)
+    loofah (2.18.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -188,7 +188,7 @@ GEM
     nested_form (0.3.2)
     net-http-persistent (2.9.4)
     newrelic_rpm (3.11.2.286)
-    nokogiri (1.10.8)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     normalize-rails (3.0.2)
     pg (0.18.1)
@@ -223,7 +223,7 @@ GEM
       activesupport (>= 4.2.0, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.3.0)
+    rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
     rails_admin (1.3.0)
       builder (~> 3.1)