diff --git a/Gemfile.lock b/Gemfile.lock
index b7b9630..5b34960 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,6 +49,7 @@ GEM
       mongoid (>= 3.0, < 5.0)
       mongoid-grid_fs (>= 1.3, < 3.0)
     coderay (1.1.0)
+    crass (1.0.6)
     decent_exposure (2.3.2)
     diff-lcs (1.2.5)
     erubis (2.7.0)
@@ -76,7 +77,8 @@ GEM
     listen (3.0.2)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    loofah (2.0.2)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.9)
     mail (2.6.3)
@@ -84,7 +86,7 @@ GEM
     method_source (0.8.2)
     mime-types (2.6.1)
     mimetype-fu (0.1.2)
-    mini_portile (0.6.2)
+    mini_portile2 (2.1.0)
     minitest (5.7.0)
     mongo (2.1.0.beta)
       bson (~> 3.0)
@@ -97,8 +99,8 @@ GEM
       mime-types (>= 1.0, < 3.0)
       mongoid (>= 3.0, < 5.0)
     nenv (0.2.0)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     notiffany (0.0.6)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -127,8 +129,8 @@ GEM
       activesupport (>= 4.2.0.beta, < 5.0)
       nokogiri (~> 1.6.0)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.2)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (4.2.3)
       actionpack (= 4.2.3)
       activesupport (= 4.2.3)