diff --git a/Gemfile.lock b/Gemfile.lock
index 0f3fde1..b77ac0c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -70,6 +70,7 @@ GEM
       execjs
     coffee-script-source (1.10.0)
     concurrent-ruby (1.0.0)
+    crass (1.0.6)
     database_cleaner (1.5.1)
     debug_inspector (0.0.2)
     devise (3.5.3)
@@ -150,7 +151,8 @@ GEM
     listen (3.0.5)
       rb-fsevent (>= 0.9.3)
       rb-inotify (>= 0.9)
-    loofah (2.0.3)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.10)
     mail (2.6.3)
@@ -160,13 +162,13 @@ GEM
       activemodel (>= 3.2, < 5.2)
     method_source (0.8.2)
     mime-types (2.99)
-    mini_portile2 (2.0.0)
+    mini_portile2 (2.1.0)
     minitest (5.8.3)
     multi_json (1.11.2)
     nenv (0.2.0)
     netrc (0.11.0)
-    nokogiri (1.6.7.1)
-      mini_portile2 (~> 2.0.0.rc2)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     notiffany (0.0.8)
       nenv (~> 0.1)
       shellany (~> 0.0)