diff --git a/Gemfile.lock b/Gemfile.lock
index eb05d12..cdd9274 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -6,20 +6,19 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.0)
+    activesupport (6.0.3.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-      zeitwerk (~> 2.1, >= 2.1.8)
+      zeitwerk (~> 2.2, >= 2.2.2)
     coderay (1.1.2)
-    concurrent-ruby (1.1.5)
+    concurrent-ruby (1.1.6)
     diff-lcs (1.3)
-    i18n (1.6.0)
+    i18n (1.8.2)
       concurrent-ruby (~> 1.0)
-    ice_nine (0.11.2)
     method_source (0.9.2)
-    minitest (5.12.0)
+    minitest (5.14.1)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
@@ -40,9 +39,9 @@ GEM
       rspec-support (~> 3.8.0)
     rspec-support (3.8.2)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
-    zeitwerk (2.1.10)
+    zeitwerk (2.3.0)
 
 PLATFORMS
   ruby
@@ -50,7 +49,6 @@ PLATFORMS
 DEPENDENCIES
   activesupport
   bundler (~> 2.0)
-  ice_nine
   key_dial!
   pry
   pry-nav