diff --git a/Gemfile.lock b/Gemfile.lock
index 062807e..3ea2dd1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
     coderay (1.1.1)
     concurrent-ruby (1.0.5)
     connection_pool (2.2.1)
-    crass (1.0.5)
+    crass (1.0.6)
     database_cleaner (1.4.1)
     diff-lcs (1.2.5)
     docile (1.1.5)
@@ -69,7 +69,7 @@ GEM
     i18n (0.7.0)
     json (1.8.3)
     jwt (2.1.0)
-    loofah (2.3.1)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -111,8 +111,8 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6.0)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.3)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (4.2.6)
       actionpack (= 4.2.6)
       activesupport (= 4.2.6)