diff --git a/Gemfile.lock b/Gemfile.lock
index 3b861f6..5db3ecf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -168,8 +168,8 @@ 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)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging