diff --git a/Gemfile.lock b/Gemfile.lock
index b114915..4d2da4d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -42,6 +42,7 @@ GEM
     builder (3.2.2)
     byebug (6.0.2)
     coderay (1.1.0)
+    crass (1.0.6)
     debug_inspector (0.0.2)
     erubis (2.7.0)
     globalid (0.3.6)
@@ -51,17 +52,18 @@ GEM
       activesupport (>= 3.0.0, < 5)
       multi_json (~> 1.2)
     json (1.8.3)
-    loofah (2.0.3)
+    loofah (2.19.1)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
     method_source (0.8.2)
     mime-types (2.6.2)
-    mini_portile (0.6.2)
+    mini_portile2 (2.1.0)
     minitest (5.8.2)
     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)
     pry (0.10.3)
       coderay (~> 1.1.0)