diff --git a/Appraisals b/Appraisals
index cefb94f..6356818 100644
--- a/Appraisals
+++ b/Appraisals
@@ -2,4 +2,4 @@
 
 require 'appraisal/matrix'
 
-appraisal_matrix(activesupport: "6.0")
+appraisal_matrix(activesupport: "7.0")
diff --git a/gemfiles/activesupport_6_0.gemfile b/gemfiles/activesupport_6_0.gemfile
deleted file mode 100644
index b3e1cc6..0000000
--- a/gemfiles/activesupport_6_0.gemfile
+++ /dev/null
@@ -1,17 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "appraisal", "~> 2.4"
-gem "appraisal-matrix"
-gem "rake", "~> 13.0"
-gem "rspec", "~> 3.0"
-gem "rspec_junit_formatter", "~> 0.4"
-gem "minitest", "~> 5.10.0"
-gem "concurrent-ruby", "~> 1.3", "< 1.3.5"
-gem "base64", ">= 0.2.0"
-gem "bigdecimal", ">= 3.1"
-gem "mutex_m", ">= 0.2.0"
-gem "activesupport", "~> 6.0.0"
-
-gemspec path: "../"
diff --git a/gemfiles/activesupport_6_1.gemfile b/gemfiles/activesupport_6_1.gemfile
deleted file mode 100644
index b585634..0000000
--- a/gemfiles/activesupport_6_1.gemfile
+++ /dev/null
@@ -1,17 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "appraisal", "~> 2.4"
-gem "appraisal-matrix"
-gem "rake", "~> 13.0"
-gem "rspec", "~> 3.0"
-gem "rspec_junit_formatter", "~> 0.4"
-gem "minitest", "~> 5.10.0"
-gem "concurrent-ruby", "~> 1.3", "< 1.3.5"
-gem "base64", ">= 0.2.0"
-gem "bigdecimal", ">= 3.1"
-gem "mutex_m", ">= 0.2.0"
-gem "activesupport", "~> 6.1.0"
-
-gemspec path: "../"
diff --git a/gemfiles/activesupport_7.gemfile b/gemfiles/activesupport_7.gemfile
deleted file mode 100644
index 808ab06..0000000
--- a/gemfiles/activesupport_7.gemfile
+++ /dev/null
@@ -1,12 +0,0 @@
-# This file was generated by Appraisal
-
-source "https://rubygems.org"
-
-gem "appraisal", "~> 2.4"
-gem "rake", "~> 13.0"
-gem "rspec", "~> 3.0"
-gem "rspec_junit_formatter", "~> 0.4"
-gem "minitest", "~> 5.10.0"
-gem "activesupport", "~> 7.0"
-
-gemspec path: "../"