diff --git a/Gemfile.lock b/Gemfile.lock
index b4ae5e6..9fc58f9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -96,7 +96,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.3)
+    crass (1.0.4)
     database_cleaner (1.6.2)
     datetime_picker_rails (0.0.7)
       momentjs-rails (>= 2.8.1)
@@ -168,7 +168,7 @@ GEM
       addressable (~> 2.3)
     letter_opener (1.6.0)
       launchy (~> 2.2)
-    loofah (2.2.1)
+    loofah (2.2.2)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -230,8 +230,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.0.4)
+      loofah (~> 2.2, >= 2.2.2)
     rails_12factor (0.0.3)
       rails_serve_static_assets
       rails_stdout_logging