diff --git a/Gemfile.lock b/Gemfile.lock
index df9daf8..cb0c9cc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,24 +1,25 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (5.2.4.3)
+    activesupport (6.1.7.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
-      i18n (>= 0.7, < 2)
-      minitest (~> 5.1)
-      tzinfo (~> 1.1)
+      i18n (>= 1.6, < 2)
+      minitest (>= 5.1)
+      tzinfo (~> 2.0)
+      zeitwerk (~> 2.3)
     claide (1.0.0)
     colored (1.2)
-    concurrent-ruby (1.1.6)
-    i18n (1.8.2)
+    concurrent-ruby (1.1.10)
+    i18n (1.12.0)
+      concurrent-ruby (~> 1.0)
+    minitest (5.17.0)
+    tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
-    minitest (5.14.1)
-    thread_safe (0.3.6)
-    tzinfo (1.2.10)
-      thread_safe (~> 0.1)
     xcodeproj (1.2.0)
       activesupport (>= 3)
       claide (>= 1.0.0, < 2.0)
       colored (~> 1.2)
+    zeitwerk (2.6.6)
 
 PLATFORMS
   ruby
diff --git a/metamodel.gemspec b/metamodel.gemspec
index b347763..8c6b906 100644
--- a/metamodel.gemspec
+++ b/metamodel.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |s|
   s.add_runtime_dependency 'claide',         '>= 1.0.0', '< 2.0'
   s.add_runtime_dependency 'colored',        '~> 1.2'
   s.add_runtime_dependency 'xcodeproj',      '~> 1.2'
-  s.add_runtime_dependency 'activesupport',  '>= 4.2.6', '< 7.0'
+  s.add_runtime_dependency 'activesupport',  '>= 4.2.6', '< 8.0'
   s.add_runtime_dependency "mustache",       "~> 1.0"
   s.add_runtime_dependency "git",            "~> 1.3"