diff --git a/Gemfile.lock b/Gemfile.lock
index 2702887..a6dcc41 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,20 +19,20 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (5.1.3)
-      actionview (= 5.1.3)
-      activesupport (= 5.1.3)
+    actionpack (5.1.4)
+      actionview (= 5.1.4)
+      activesupport (= 5.1.4)
       rack (~> 2.0)
-      rack-test (~> 0.6.3)
+      rack-test (>= 0.6.3)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.2)
-    actionview (5.1.3)
-      activesupport (= 5.1.3)
+    actionview (5.1.4)
+      activesupport (= 5.1.4)
       builder (~> 3.1)
       erubi (~> 1.4)
       rails-dom-testing (~> 2.0)
       rails-html-sanitizer (~> 1.0, >= 1.0.3)
-    activesupport (5.1.3)
+    activesupport (5.1.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (~> 0.7)
       minitest (~> 5.1)
@@ -138,16 +138,16 @@ GEM
       pry (~> 0.10)
     public_suffix (2.0.5)
     rack (2.0.3)
-    rack-test (0.6.3)
-      rack (>= 1.0)
+    rack-test (0.7.0)
+      rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    railties (5.1.3)
-      actionpack (= 5.1.3)
-      activesupport (= 5.1.3)
+    railties (5.1.4)
+      actionpack (= 5.1.4)
+      activesupport (= 5.1.4)
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)