diff --git a/Gemfile.lock b/Gemfile.lock
index ad548bf..1fde5b9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,6 +50,7 @@ GEM
       execjs
     coffee-script-source (1.9.1.1)
     columnize (0.9.0)
+    crass (1.0.6)
     debug_inspector (0.0.2)
     erubis (2.7.0)
     execjs (2.5.2)
@@ -64,16 +65,17 @@ GEM
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
     json (1.8.3)
-    loofah (2.0.2)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     mime-types (2.6.1)
-    mini_portile (0.6.2)
+    mini_portile2 (2.1.0)
     minitest (5.7.0)
     multi_json (1.11.0)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     rack (1.6.1)
     rack-test (0.6.3)
       rack (>= 1.0)