diff --git a/Gemfile.lock b/Gemfile.lock
index 4ae6388..38e9c2e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -50,6 +50,7 @@ GEM
       xpath (~> 2.0)
     childprocess (0.5.6)
       ffi (~> 1.0, >= 1.0.11)
+    crass (1.0.6)
     debug_inspector (0.0.2)
     diff-lcs (1.2.5)
     dynamic_form (1.1.4)
@@ -69,16 +70,17 @@ GEM
     i18n (0.7.0)
     json (1.8.3)
     kgio (2.9.3)
-    loofah (2.0.2)
+    loofah (2.7.0)
+      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 (1.11.2)
-    nokogiri (1.6.6.2)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     pg (0.18.3)
     power_assert (0.2.4)
     rack (1.6.4)