diff --git a/Gemfile.lock b/Gemfile.lock
index a57a090..dae5035 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,54 +1,54 @@
 PATH
   remote: .
   specs:
-    chaintown (0.2.0)
-      activesupport (~> 6.0)
+    chaintown (0.3.0)
+      activesupport (>= 6.0, < 8.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.1.6.1)
+    activesupport (6.1.7.10)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
-    coderay (1.1.2)
-    concurrent-ruby (1.1.10)
-    diff-lcs (1.3)
-    i18n (1.12.0)
+    coderay (1.1.3)
+    concurrent-ruby (1.3.5)
+    diff-lcs (1.6.2)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    method_source (0.9.2)
-    minitest (5.16.3)
-    pry (0.12.2)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    rake (12.3.3)
-    rspec (3.8.0)
-      rspec-core (~> 3.8.0)
-      rspec-expectations (~> 3.8.0)
-      rspec-mocks (~> 3.8.0)
-    rspec-core (3.8.0)
-      rspec-support (~> 3.8.0)
-    rspec-expectations (3.8.2)
+    method_source (1.1.0)
+    minitest (5.25.4)
+    pry (0.15.2)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
+    rake (13.3.0)
+    rspec (3.13.1)
+      rspec-core (~> 3.13.0)
+      rspec-expectations (~> 3.13.0)
+      rspec-mocks (~> 3.13.0)
+    rspec-core (3.13.5)
+      rspec-support (~> 3.13.0)
+    rspec-expectations (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-mocks (3.8.0)
+      rspec-support (~> 3.13.0)
+    rspec-mocks (3.13.5)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.8.0)
-    rspec-support (3.8.0)
-    tzinfo (2.0.5)
+      rspec-support (~> 3.13.0)
+    rspec-support (3.13.5)
+    tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.6.0)
+    zeitwerk (2.6.18)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  bundler (~> 1.16)
+  bundler (>= 1.16)
   chaintown!
-  pry (~> 0.1)
-  rake (~> 12.0)
+  pry (>= 0.1)
+  rake (>= 12.0)
   rspec (~> 3.0)
 
 BUNDLED WITH
diff --git a/chaintown.gemspec b/chaintown.gemspec
index 84838d6..11339ca 100644
--- a/chaintown.gemspec
+++ b/chaintown.gemspec
@@ -22,11 +22,12 @@ Gem::Specification.new do |spec|
   spec.bindir        = "exe"
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
+  spec.required_ruby_version = ">= 2.6.0"
 
-  spec.add_development_dependency "bundler", "~> 1.16"
-  spec.add_development_dependency "rake", "~> 12.0"
+  spec.add_development_dependency "bundler", ">= 1.16"
+  spec.add_development_dependency "rake", ">= 12.0"
   spec.add_development_dependency "rspec", "~> 3.0"
-  spec.add_development_dependency "pry", "~> 0.1"
+  spec.add_development_dependency "pry", ">= 0.1"
 
-  spec.add_dependency "activesupport", "~> 6.0"
+  spec.add_dependency "activesupport", ">= 6.0", "< 8.0"
 end
diff --git a/lib/chaintown.rb b/lib/chaintown.rb
index f023eec..0957036 100644
--- a/lib/chaintown.rb
+++ b/lib/chaintown.rb
@@ -1,4 +1,7 @@
-require 'active_support/all'
+require 'active_support/concern'
+require 'active_support/core_ext/class/attribute'
+require 'active_support/core_ext/module/delegation'
+require 'active_support/core_ext/object/blank'
 require 'chaintown/version'
 require 'chaintown/callbacks'
 require 'chaintown/steps'
diff --git a/lib/chaintown/version.rb b/lib/chaintown/version.rb
index f1d961b..f7fc9f3 100644
--- a/lib/chaintown/version.rb
+++ b/lib/chaintown/version.rb
@@ -1,3 +1,3 @@
 module Chaintown
-  VERSION = "0.2.0"
+  VERSION = "0.3.0"
 end