diff --git a/Gemfile b/Gemfile
index 4b7e6ec..e27a208 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,6 +4,6 @@ source 'https://rubygems.org'
 
 git_source(:github) { |repo_name| "https://github.com/#{repo_name}" }
 
-gem 'activesupport', '~> 6.1.3'
+gem 'activesupport', '~> 7.0.4'
 gem 'rubyntlm', '~> 0.6.3'
 gem "httpi", '~> 2.4'
diff --git a/Gemfile.lock b/Gemfile.lock
index 9992a8c..fe566be 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,32 +1,30 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.1.3.2)
+    activesupport (7.0.4)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.10)
     httpi (2.4.5)
       rack
       socksify
-    i18n (1.8.10)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
-    minitest (5.14.4)
+    minitest (5.16.3)
     rack (2.2.3)
     rubyntlm (0.6.3)
     socksify (1.7.1)
-    tzinfo (2.0.4)
+    tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.4.2)
 
 PLATFORMS
   x86_64-darwin-20
   x86_64-linux
 
 DEPENDENCIES
-  activesupport (~> 6.1.3)
+  activesupport (~> 7.0.4)
   httpi (~> 2.4)
   rubyntlm (~> 0.6.3)
 
diff --git a/ip21.gemspec b/ip21.gemspec
index 37f6b3e..a6d7bf5 100644
--- a/ip21.gemspec
+++ b/ip21.gemspec
@@ -12,7 +12,7 @@ Gem::Specification.new do |s|
   s.homepage    = 'http://rubygems.org/gems/ip21'
   s.platform    = Gem::Platform::RUBY
   s.license     = 'MIT'
-  s.add_dependency 'activesupport', '~> 6.1.0'
+  s.add_dependency 'activesupport', '>= 6.1', '< 7.1'
   s.add_dependency 'rubyntlm', '~>0.6.3'
   s.add_dependency 'httpi', '~>2.4'
   s.files = Dir.glob('{docs,bin,lib,spec,templates,benchmarks}/**/*') +