diff --git a/Gemfile.lock b/Gemfile.lock
index 077e309..e2972a2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -40,6 +40,7 @@ GEM
     bcrypt (3.1.11)
     builder (3.2.2)
     concurrent-ruby (1.0.1)
+    crass (1.0.6)
     erubis (2.7.0)
     faker (1.6.3)
       i18n (~> 0.5)
@@ -54,17 +55,18 @@ GEM
       bcrypt (~> 3.1)
       jwt (~> 1.5)
       rails (>= 4.2)
-    loofah (2.0.3)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.4)
       mime-types (>= 1.16, < 4)
     mime-types (3.0)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0221)
-    mini_portile2 (2.0.0)
+    mini_portile2 (2.1.0)
     minitest (5.8.4)
-    nokogiri (1.6.7.2)
-      mini_portile2 (~> 2.0.0.rc2)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     rack (1.6.4)
     rack-cors (0.4.0)
     rack-test (0.6.3)