diff --git a/Gemfile.lock b/Gemfile.lock
index ea80102..3010815 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,9 @@ GEM
       tzinfo (~> 1.1)
     arel (6.0.0)
     bcrypt (3.1.9)
-    builder (3.2.2)
+    builder (3.2.4)
+    concurrent-ruby (1.1.10)
+    crass (1.0.6)
     devise (3.2.4)
       bcrypt (~> 3.0)
       orm_adapter (~> 0.1)
@@ -52,27 +54,31 @@ GEM
       thread_safe (~> 0.1)
       warden (~> 1.2.3)
     erubis (2.7.0)
-    globalid (0.3.0)
-      activesupport (>= 4.1.0)
+    globalid (0.4.2)
+      activesupport (>= 4.2.0)
     hike (1.2.3)
-    i18n (0.7.0)
-    json (1.8.1)
-    loofah (2.0.1)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    json (1.8.6)
+    loofah (2.19.0)
+      crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
-    mail (2.6.3)
-      mime-types (>= 1.16, < 3)
+    mail (2.7.1)
+      mini_mime (>= 0.1.1)
     metaclass (0.0.4)
-    mime-types (2.4.3)
-    mini_portile (0.6.2)
-    minitest (5.5.0)
+    mini_mime (1.1.2)
+    mini_portile2 (2.8.0)
+    minitest (5.16.3)
     mocha (1.0.0)
       metaclass (~> 0.0.1)
     multi_json (1.10.1)
-    nokogiri (1.6.5)
-      mini_portile (~> 0.6.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
-    rack (1.6.0)
-    rack-test (0.6.2)
+    racc (1.6.0)
+    rack (1.6.13)
+    rack-test (0.6.3)
       rack (>= 1.0)
     rails (4.2.0)
       actionmailer (= 4.2.0)
@@ -85,14 +91,14 @@ GEM
       bundler (>= 1.3.0, < 2.0)
       railties (= 4.2.0)
       sprockets-rails
-    rails-deprecated_sanitizer (1.0.3)
+    rails-deprecated_sanitizer (1.0.4)
       activesupport (>= 4.2.0.alpha)
-    rails-dom-testing (1.0.5)
-      activesupport (>= 4.2.0.beta, < 5.0)
-      nokogiri (~> 1.6.0)
+    rails-dom-testing (1.0.9)
+      activesupport (>= 4.2.0, < 5.0)
+      nokogiri (~> 1.6)
       rails-deprecated_sanitizer (>= 1.0.1)
-    rails-html-sanitizer (1.0.1)
-      loofah (~> 2.0)
+    rails-html-sanitizer (1.4.3)
+      loofah (~> 2.3)
     railties (4.2.0)
       actionpack (= 4.2.0)
       activesupport (= 4.2.0)
@@ -110,9 +116,9 @@ GEM
       sprockets (>= 2.8, < 4.0)
     sqlite3 (1.3.10)
     thor (0.19.1)
-    thread_safe (0.3.4)
+    thread_safe (0.3.6)
     tilt (1.4.1)
-    tzinfo (1.2.2)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     warden (1.2.3)
       rack (>= 1.0)