diff --git a/Gemfile.lock b/Gemfile.lock
index 4678d2f..e5052ea 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,15 +1,15 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.1.4)
+    activesupport (5.2.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (~> 0.7)
+      i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     colorator (1.1.0)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.6)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
@@ -18,7 +18,7 @@ GEM
     ffi (1.9.18)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
-    i18n (0.9.1)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     jekyll (3.3.1)
       addressable (~> 2.4)
@@ -47,7 +47,7 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
     mercenary (0.3.6)
-    minitest (5.10.3)
+    minitest (5.14.1)
     pathutil (0.16.1)
       forwardable-extended (~> 2.6)
     public_suffix (3.0.1)
@@ -63,7 +63,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
     thread_safe (0.3.6)
-    tzinfo (1.2.4)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
 
 PLATFORMS