diff --git a/Gemfile.lock b/Gemfile.lock
index ea80102..8831254 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -45,6 +45,7 @@ GEM
     arel (6.0.0)
     bcrypt (3.1.9)
     builder (3.2.2)
+    crass (1.0.6)
     devise (3.2.4)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -57,19 +58,20 @@ GEM
     hike (1.2.3)
     i18n (0.7.0)
     json (1.8.1)
-    loofah (2.0.1)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     metaclass (0.0.4)
     mime-types (2.4.3)
-    mini_portile (0.6.2)
+    mini_portile2 (2.1.0)
     minitest (5.5.0)
     mocha (1.0.0)
       metaclass (~> 0.0.1)
     multi_json (1.10.1)
-    nokogiri (1.6.5)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     orm_adapter (0.5.0)
     rack (1.6.0)
     rack-test (0.6.2)