diff --git a/Gemfile.lock b/Gemfile.lock
index e1f3ff5..544734c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.2)
+    activesupport (5.2.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -22,7 +22,7 @@ GEM
     cmxl (0.2.2)
       rchardet19
     colorize (0.8.1)
-    concurrent-ruby (1.1.4)
+    concurrent-ruby (1.1.6)
     connection_pool (2.2.2)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
@@ -39,7 +39,7 @@ GEM
     httparty (0.16.3)
       mime-types (~> 3.0)
       multi_xml (>= 0.5.2)
-    i18n (1.5.3)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     mechanize (2.7.6)
@@ -55,7 +55,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.14.1)
     money (6.13.2)
       i18n (>= 0.6.4, <= 2)
     multi_xml (0.6.0)
@@ -106,7 +106,7 @@ GEM
       httparty
     typhoeus (1.3.1)
       ethon (>= 0.9.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext