diff --git a/Gemfile.lock b/Gemfile.lock
index 0843fbf..48e62df 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,13 +24,14 @@ GIT
 GEM
   remote: http://rubygems.org/
   specs:
-    activemodel (5.2.2)
-      activesupport (= 5.2.2)
-    activesupport (5.2.2)
+    activemodel (6.0.3.1)
+      activesupport (= 6.0.3.1)
+    activesupport (6.0.3.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
+      zeitwerk (~> 2.2, >= 2.2.2)
     addressable (2.5.2)
       public_suffix (>= 2.0.2, < 4.0)
     bitstamp (0.3.0)
@@ -44,7 +45,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.12.2)
-    concurrent-ruby (1.1.3)
+    concurrent-ruby (1.1.6)
     curb (0.9.7)
     data_objects (0.10.17)
       addressable (~> 2.1)
@@ -97,7 +98,7 @@ GEM
     http-cookie (1.0.3)
       domain_name (~> 0.5)
     http_parser.rb (0.6.0)
-    i18n (1.1.1)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
     json (2.1.0)
     listen (3.1.5)
@@ -109,7 +110,7 @@ GEM
     mime-types (3.2.2)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2018.0812)
-    minitest (5.11.3)
+    minitest (5.14.1)
     multi_json (1.13.1)
     mustermann (1.0.3)
     nenv (0.3.0)
@@ -164,13 +165,14 @@ GEM
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.9)
-    tzinfo (1.2.5)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.5)
     voidtools (0.3.1)
     yajl-ruby (1.4.1)
+    zeitwerk (2.3.0)
 
 PLATFORMS
   ruby