diff --git a/Gemfile.lock b/Gemfile.lock
index bbce738..5247465 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -141,7 +141,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.4.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -170,7 +170,7 @@ GEM
     multi_json (1.13.1)
     multi_test (0.1.2)
     nio4r (2.4.0)
-    nokogiri (1.10.7)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     populator (1.0.0)
@@ -200,8 +200,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.1.7)
       actionpack (= 5.1.7)
       activesupport (= 5.1.7)