diff --git a/Gemfile.lock b/Gemfile.lock
index c65bec0..f0b112c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -75,7 +75,7 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (1.8.6)
-    loofah (2.4.0)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.6)
@@ -88,9 +88,9 @@ GEM
     momentjs-rails (2.17.1)
       railties (>= 3.1)
     multi_json (1.12.2)
-    nokogiri (1.10.9)
+    nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.9-x64-mingw32)
+    nokogiri (1.10.10-x64-mingw32)
       mini_portile2 (~> 2.4.0)
     pg (0.21.0)
     pg (0.21.0-x64-mingw32)
@@ -114,8 +114,8 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging