diff --git a/.github/workflows/ruby-ci.yml b/.github/workflows/ruby-ci.yml
index be2264b..c6d2d50 100644
--- a/.github/workflows/ruby-ci.yml
+++ b/.github/workflows/ruby-ci.yml
@@ -14,8 +14,8 @@ jobs:
     strategy:
       fail-fast: true
       matrix:
-        ruby: ['3.3', '3.2', '3.1']
-        gemfile: ['rails61', 'rails7', 'rails71']
+        ruby: ['3.4', '3.3', '3.2']
+        gemfile: ['rails71', 'rails8']
 
     env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
diff --git a/Gemfile.lock b/Gemfile.lock
index 1c71e66..9a3368e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,91 +2,134 @@ PATH
   remote: .
   specs:
     cognito_token_verifier (0.7.0)
-      activesupport (>= 6.1)
+      activesupport (>= 7.1)
       json-jwt (~> 1.11)
       rest-client (~> 2.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
-    actionpack (6.1.7.9)
-      actionview (= 6.1.7.9)
-      activesupport (= 6.1.7.9)
-      rack (~> 2.0, >= 2.0.9)
+    actionpack (8.0.2)
+      actionview (= 8.0.2)
+      activesupport (= 8.0.2)
+      nokogiri (>= 1.8.5)
+      rack (>= 2.2.4)
+      rack-session (>= 1.0.1)
       rack-test (>= 0.6.3)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.0, >= 1.2.0)
-    actionview (6.1.7.9)
-      activesupport (= 6.1.7.9)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+      useragent (~> 0.16)
+    actionview (8.0.2)
+      activesupport (= 8.0.2)
       builder (~> 3.1)
-      erubi (~> 1.4)
-      rails-dom-testing (~> 2.0)
-      rails-html-sanitizer (~> 1.1, >= 1.2.0)
-    activesupport (6.1.7.9)
-      concurrent-ruby (~> 1.0, >= 1.0.2)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    activesupport (8.0.2)
+      base64
+      benchmark (>= 0.3)
+      bigdecimal
+      concurrent-ruby (~> 1.0, >= 1.3.1)
+      connection_pool (>= 2.2.5)
+      drb
       i18n (>= 1.6, < 2)
+      logger (>= 1.4.2)
       minitest (>= 5.1)
-      tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
     aes_key_wrap (1.1.0)
     base64 (0.2.0)
+    benchmark (0.4.0)
+    bigdecimal (3.1.9)
     bindata (2.5.0)
     builder (3.3.0)
     byebug (11.1.3)
-    concurrent-ruby (1.3.4)
+    concurrent-ruby (1.3.5)
+    connection_pool (2.5.0)
     crass (1.0.6)
-    diff-lcs (1.5.1)
+    date (3.4.1)
+    diff-lcs (1.6.0)
     domain_name (0.6.20240107)
-    erubi (1.13.0)
-    faraday (2.8.1)
-      base64
-      faraday-net_http (>= 2.0, < 3.1)
-      ruby2_keywords (>= 0.0.4)
+    drb (2.2.1)
+    erubi (1.13.1)
+    faraday (2.12.2)
+      faraday-net_http (>= 2.0, < 3.5)
+      json
+      logger
     faraday-follow_redirects (0.3.0)
       faraday (>= 1, < 3)
-    faraday-net_http (3.0.2)
+    faraday-net_http (3.4.0)
+      net-http (>= 0.5.0)
     http-accept (1.7.0)
-    http-cookie (1.0.5)
+    http-cookie (1.0.8)
       domain_name (~> 0.5)
-    i18n (1.14.6)
+    i18n (1.14.7)
       concurrent-ruby (~> 1.0)
-    json-jwt (1.16.6)
+    io-console (0.8.0)
+    irb (1.15.1)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    json (2.10.2)
+    json-jwt (1.16.7)
       activesupport (>= 4.2)
       aes_key_wrap
       base64
       bindata
       faraday (~> 2.0)
       faraday-follow_redirects
-    loofah (2.22.0)
+    logger (1.6.6)
+    loofah (2.24.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
-    method_source (1.0.0)
-    mime-types (3.5.2)
+    mime-types (3.6.1)
+      logger
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2024.0206)
-    mini_portile2 (2.8.7)
-    minitest (5.25.1)
+    mime-types-data (3.2025.0318)
+    mini_portile2 (2.8.8)
+    minitest (5.25.5)
+    net-http (0.6.0)
+      uri
     netrc (0.11.0)
-    nokogiri (1.13.10)
-      mini_portile2 (~> 2.8.0)
+    nokogiri (1.18.5)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
+    pp (0.6.2)
+      prettyprint
+    prettyprint (0.2.0)
+    psych (5.2.3)
+      date
+      stringio
     racc (1.8.1)
-    rack (2.2.10)
-    rack-test (2.1.0)
+    rack (3.1.12)
+    rack-session (2.1.0)
+      base64 (>= 0.1.0)
+      rack (>= 3.0.0)
+    rack-test (2.2.0)
       rack (>= 1.3)
+    rackup (2.2.1)
+      rack (>= 3)
     rails-dom-testing (2.2.0)
       activesupport (>= 5.0.0)
       minitest
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.5.0)
-      loofah (~> 2.19, >= 2.19.1)
-    railties (6.1.7.9)
-      actionpack (= 6.1.7.9)
-      activesupport (= 6.1.7.9)
-      method_source
+    rails-html-sanitizer (1.6.2)
+      loofah (~> 2.21)
+      nokogiri (>= 1.15.7, != 1.16.7, != 1.16.6, != 1.16.5, != 1.16.4, != 1.16.3, != 1.16.2, != 1.16.1, != 1.16.0.rc1, != 1.16.0)
+    railties (8.0.2)
+      actionpack (= 8.0.2)
+      activesupport (= 8.0.2)
+      irb (~> 1.13)
+      rackup (>= 1.0.0)
       rake (>= 12.2)
-      thor (~> 1.0)
-    rake (13.1.0)
+      thor (~> 1.0, >= 1.2.2)
+      zeitwerk (~> 2.6)
+    rake (13.2.1)
+    rdoc (6.12.0)
+      psych (>= 4.0.0)
+    reline (0.6.0)
+      io-console (~> 0.5)
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
@@ -109,21 +152,24 @@ GEM
       rspec-mocks (~> 3.9.0)
       rspec-support (~> 3.9.0)
     rspec-support (3.9.4)
-    ruby2_keywords (0.0.5)
-    thor (1.3.1)
+    securerandom (0.4.1)
+    stringio (3.1.5)
+    thor (1.3.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.6.18)
+    uri (1.0.3)
+    useragent (0.16.11)
+    zeitwerk (2.7.2)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
-  actionpack (>= 6.1)
+  actionpack (>= 7.1)
   bundler (~> 2.0)
   byebug (~> 11.0)
   cognito_token_verifier!
-  rake (>= 10.0, < 14.0)
+  rake (>= 13.0, < 14.0)
   rspec-rails (~> 3.0)
 
 BUNDLED WITH
diff --git a/cognito_token_verifier.gemspec b/cognito_token_verifier.gemspec
index 4fc35a8..b353c0a 100644
--- a/cognito_token_verifier.gemspec
+++ b/cognito_token_verifier.gemspec
@@ -31,13 +31,13 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ["lib"]
 
-  spec.add_runtime_dependency "activesupport", [">= 6.1"]
+  spec.add_runtime_dependency "activesupport", [">= 7.1"]
   spec.add_runtime_dependency "json-jwt", "~> 1.11"
   spec.add_runtime_dependency "rest-client", "~> 2.0"
 
   spec.add_development_dependency "byebug", "~> 11.0"
   spec.add_development_dependency "bundler", "~> 2.0"
-  spec.add_development_dependency "rake", [">= 10.0", "< 14.0"]
+  spec.add_development_dependency "rake", [">= 13.0", "< 14.0"]
   spec.add_development_dependency "rspec-rails", "~> 3.0"
-  spec.add_development_dependency "actionpack", [">= 6.1"]
+  spec.add_development_dependency "actionpack", [">= 7.1"]
 end
diff --git a/gemfiles/rails7.gemfile b/gemfiles/rails7.gemfile
deleted file mode 100644
index 72f2112..0000000
--- a/gemfiles/rails7.gemfile
+++ /dev/null
@@ -1,11 +0,0 @@
-source "https://rubygems.org"
-
-gem "activesupport", "~> 7.0.0"
-gem "json-jwt", "~> 1.11"
-gem "rest-client", "~> 2.0"
-
-gem "byebug"
-gem "bundler", "~> 2.0"
-gem "rake", "~> 12.0"
-gem "rspec-rails", "~> 3.0"
-gem "actionpack", "~> 7.0.0"
diff --git a/gemfiles/rails61.gemfile b/gemfiles/rails8.gemfile
similarity index 73%
rename from gemfiles/rails61.gemfile
rename to gemfiles/rails8.gemfile
index 2da42f3..fdd8b93 100644
--- a/gemfiles/rails61.gemfile
+++ b/gemfiles/rails8.gemfile
@@ -1,6 +1,6 @@
 source "https://rubygems.org"
 
-gem "activesupport", "~> 6.1.0"
+gem "activesupport", "~> 8.0.0"
 gem "json-jwt", "~> 1.11"
 gem "rest-client", "~> 2.0"
 
@@ -8,4 +8,4 @@ gem "byebug"
 gem "bundler", "~> 2.0"
 gem "rake", "~> 12.0"
 gem "rspec-rails", "~> 3.0"
-gem "actionpack", "~> 6.1.0"
+gem "actionpack", "~> 8.0.0"