diff --git a/Gemfile.lock b/Gemfile.lock
index 0dc1362..ca390a3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.0)
+    activesupport (5.2.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -9,14 +9,14 @@ GEM
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     ast (2.4.0)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.6)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     diff-lcs (1.3)
     hashdiff (0.3.7)
-    i18n (1.0.1)
+    i18n (1.8.3)
       concurrent-ruby (~> 1.0)
-    minitest (5.11.3)
+    minitest (5.14.1)
     parallel (1.12.1)
     parser (2.5.1.0)
       ast (~> 2.4.0)
@@ -46,7 +46,7 @@ GEM
     ruby-progressbar (1.9.0)
     safe_yaml (1.0.4)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.2)
     webmock (3.4.1)