diff --git a/Gemfile.lock b/Gemfile.lock
index ac6e0e1..549c227 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -48,7 +48,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.10)
     debase (0.2.1)
       debase-ruby_core_source
     debase-ruby_core_source (0.9.9)
@@ -56,9 +56,10 @@ GEM
     erubis (2.7.0)
     execjs (2.7.0)
     ffi (1.9.18)
-    globalid (0.4.0)
-      activesupport (>= 4.2.0)
-    i18n (0.8.5)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jbuilder (2.7.0)
       activesupport (>= 4.2.0)
       multi_json (>= 1.2)
@@ -66,7 +67,7 @@ GEM
       rails-dom-testing (>= 1, < 3)
       railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    libv8 (3.16.14.19-x86_64-linux)
+    libv8 (3.16.14.19)
     listen (3.0.8)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -79,7 +80,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
     mini_portile2 (2.2.0)
-    minitest (5.10.2)
+    minitest (5.17.0)
     multi_json (1.12.1)
     nio4r (1.2.1)
     nokogiri (1.8.0)
@@ -164,7 +165,7 @@ GEM
     turbolinks (5.0.1)
       turbolinks-source (~> 5)
     turbolinks-source (5.0.3)
-    tzinfo (1.2.3)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     web-console (3.5.1)
       actionview (>= 5.0)