diff --git a/Gemfile.lock b/Gemfile.lock
index e5b6d1d..fd0b468 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,20 +19,20 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (5.1.4)
-      actionview (= 5.1.4)
-      activesupport (= 5.1.4)
+    actionpack (5.1.5)
+      actionview (= 5.1.5)
+      activesupport (= 5.1.5)
       rack (~> 2.0)
       rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.4)
-      activesupport (= 5.1.4)
+    actionview (5.1.5)
+      activesupport (= 5.1.5)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.1.4)
+    activesupport (5.1.5)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
       minitest (~> 5.1)
@@ -85,7 +85,7 @@ GEM
     hashdiff (0.3.7)
     httparty (0.15.7)
       multi_xml (>= 0.5.2)
-    i18n (0.9.4)
+    i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     json-schema (2.8.0)
@@ -97,7 +97,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.1.1)
+    loofah (2.2.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     lumberjack (1.0.12)
@@ -147,9 +147,9 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    railties (5.1.4)
-      actionpack (= 5.1.4)
-      activesupport (= 5.1.4)
+    railties (5.1.5)
+      actionpack (= 5.1.5)
+      activesupport (= 5.1.5)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)