diff --git a/Gemfile.lock b/Gemfile.lock
index 8ff0caa..ba9577d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.0)
+    activesupport (5.2.8.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -12,7 +12,7 @@ GEM
     colorize (0.8.1)
     commander (4.4.7)
       highline (~> 2.0.0)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.10)
     em-websocket (0.5.1)
       eventmachine (>= 0.12.9)
       http_parser.rb (~> 0.6.0)
@@ -77,7 +77,7 @@ GEM
       ruby_dep (~> 1.2)
     mercenary (0.3.6)
     mini_portile2 (2.3.0)
-    minitest (5.11.3)
+    minitest (5.17.0)
     multipart-post (2.0.0)
     nokogiri (1.8.2)
       mini_portile2 (~> 2.3.0)
@@ -111,7 +111,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.3.0)
       ethon (>= 0.9.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     tzinfo-data (1.2018.5)
       tzinfo (>= 1.0.0)