diff --git a/Gemfile.lock b/Gemfile.lock
index df284fe..2d7b06a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -3,99 +3,210 @@ PATH
   specs:
     rticles (0.2.2)
       acts_as_list (>= 0.1.8, < 0.3.0)
-      rails (~> 3.2.8)
+      rails (>= 3.2.8, < 8.1)
       roman-numerals (~> 0.3.0)
 
 GEM
   remote: http://rubygems.org/
   specs:
-    actionmailer (3.2.16)
-      actionpack (= 3.2.16)
-      mail (~> 2.5.4)
-    actionpack (3.2.16)
-      activemodel (= 3.2.16)
-      activesupport (= 3.2.16)
-      builder (~> 3.0.0)
-      erubis (~> 2.7.0)
-      journey (~> 1.0.4)
-      rack (~> 1.4.5)
-      rack-cache (~> 1.2)
-      rack-test (~> 0.6.1)
-      sprockets (~> 2.2.1)
-    activemodel (3.2.16)
-      activesupport (= 3.2.16)
-      builder (~> 3.0.0)
-    activerecord (3.2.16)
-      activemodel (= 3.2.16)
-      activesupport (= 3.2.16)
-      arel (~> 3.0.2)
-      tzinfo (~> 0.3.29)
-    activeresource (3.2.16)
-      activemodel (= 3.2.16)
-      activesupport (= 3.2.16)
-    activesupport (3.2.16)
-      i18n (~> 0.6, >= 0.6.4)
-      multi_json (~> 1.0)
+    actioncable (8.0.1)
+      actionpack (= 8.0.1)
+      activesupport (= 8.0.1)
+      nio4r (~> 2.0)
+      websocket-driver (>= 0.6.1)
+      zeitwerk (~> 2.6)
+    actionmailbox (8.0.1)
+      actionpack (= 8.0.1)
+      activejob (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
+      mail (>= 2.8.0)
+    actionmailer (8.0.1)
+      actionpack (= 8.0.1)
+      actionview (= 8.0.1)
+      activejob (= 8.0.1)
+      activesupport (= 8.0.1)
+      mail (>= 2.8.0)
+      rails-dom-testing (~> 2.2)
+    actionpack (8.0.1)
+      actionview (= 8.0.1)
+      activesupport (= 8.0.1)
+      nokogiri (>= 1.8.5)
+      rack (>= 2.2.4)
+      rack-session (>= 1.0.1)
+      rack-test (>= 0.6.3)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+      useragent (~> 0.16)
+    actiontext (8.0.1)
+      actionpack (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
+      globalid (>= 0.6.0)
+      nokogiri (>= 1.8.5)
+    actionview (8.0.1)
+      activesupport (= 8.0.1)
+      builder (~> 3.1)
+      erubi (~> 1.11)
+      rails-dom-testing (~> 2.2)
+      rails-html-sanitizer (~> 1.6)
+    activejob (8.0.1)
+      activesupport (= 8.0.1)
+      globalid (>= 0.3.6)
+    activemodel (8.0.1)
+      activesupport (= 8.0.1)
+    activerecord (8.0.1)
+      activemodel (= 8.0.1)
+      activesupport (= 8.0.1)
+      timeout (>= 0.4.0)
+    activestorage (8.0.1)
+      actionpack (= 8.0.1)
+      activejob (= 8.0.1)
+      activerecord (= 8.0.1)
+      activesupport (= 8.0.1)
+      marcel (~> 1.0)
+    activesupport (8.0.1)
+      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)
+      securerandom (>= 0.3)
+      tzinfo (~> 2.0, >= 2.0.5)
+      uri (>= 0.13.1)
     acts_as_list (0.2.0)
       activerecord (>= 3.0)
-    arel (3.0.3)
-    builder (3.0.4)
+    base64 (0.2.0)
+    benchmark (0.4.0)
+    bigdecimal (3.1.9)
+    builder (3.3.0)
+    concurrent-ruby (1.3.5)
+    connection_pool (2.5.0)
     coveralls (0.7.0)
       multi_json (~> 1.3)
       rest-client
       simplecov (>= 0.7)
       term-ansicolor
       thor
+    crass (1.0.6)
+    date (3.4.1)
     diff-lcs (1.2.5)
     docile (1.1.1)
+    domain_name (0.6.20240107)
+    drb (2.2.1)
     equivalent-xml (0.4.0)
       nokogiri (>= 1.4.3)
-    erubis (2.7.0)
+    erubi (1.13.1)
+    globalid (1.2.1)
+      activesupport (>= 6.1)
     haml (4.0.4)
       tilt
-    hike (1.2.3)
-    i18n (0.6.9)
-    journey (1.0.4)
-    jquery-rails (3.1.0)
-      railties (>= 3.0, < 5.0)
+    http-accept (1.7.0)
+    http-cookie (1.0.8)
+      domain_name (~> 0.5)
+    i18n (1.14.7)
+      concurrent-ruby (~> 1.0)
+    io-console (0.8.0)
+    irb (1.15.1)
+      pp (>= 0.6.0)
+      rdoc (>= 4.0.0)
+      reline (>= 0.4.2)
+    jquery-rails (4.6.0)
+      rails-dom-testing (>= 1, < 3)
+      railties (>= 4.2.0)
       thor (>= 0.14, < 2.0)
-    json (1.8.1)
-    mail (2.5.4)
-      mime-types (~> 1.16)
-      treetop (~> 1.4.8)
-    mime-types (1.25.1)
-    mini_portile (0.5.2)
-    multi_json (1.8.4)
-    nokogiri (1.6.1)
-      mini_portile (~> 0.5.0)
-    polyglot (0.3.4)
-    rack (1.4.5)
-    rack-cache (1.2)
-      rack (>= 0.4)
-    rack-ssl (1.3.3)
-      rack
-    rack-test (0.6.2)
-      rack (>= 1.0)
-    rails (3.2.16)
-      actionmailer (= 3.2.16)
-      actionpack (= 3.2.16)
-      activerecord (= 3.2.16)
-      activeresource (= 3.2.16)
-      activesupport (= 3.2.16)
-      bundler (~> 1.0)
-      railties (= 3.2.16)
-    railties (3.2.16)
-      actionpack (= 3.2.16)
-      activesupport (= 3.2.16)
-      rack-ssl (~> 1.3.2)
-      rake (>= 0.8.7)
-      rdoc (~> 3.4)
-      thor (>= 0.14.6, < 2.0)
-    rake (10.1.1)
-    rdoc (3.12.2)
-      json (~> 1.4)
-    rest-client (1.6.7)
-      mime-types (>= 1.16)
+    logger (1.6.5)
+    loofah (2.24.0)
+      crass (~> 1.0.2)
+      nokogiri (>= 1.12.0)
+    mail (2.8.1)
+      mini_mime (>= 0.1.1)
+      net-imap
+      net-pop
+      net-smtp
+    marcel (1.0.4)
+    mime-types (3.6.0)
+      logger
+      mime-types-data (~> 3.2015)
+    mime-types-data (3.2025.0204)
+    mini_mime (1.1.5)
+    mini_portile2 (2.8.8)
+    minitest (5.25.4)
+    multi_json (1.15.0)
+    net-imap (0.5.6)
+      date
+      net-protocol
+    net-pop (0.1.2)
+      net-protocol
+    net-protocol (0.2.2)
+      timeout
+    net-smtp (0.5.1)
+      net-protocol
+    netrc (0.11.0)
+    nio4r (2.7.4)
+    nokogiri (1.18.2)
+      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 (3.1.10)
+    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 (8.0.1)
+      actioncable (= 8.0.1)
+      actionmailbox (= 8.0.1)
+      actionmailer (= 8.0.1)
+      actionpack (= 8.0.1)
+      actiontext (= 8.0.1)
+      actionview (= 8.0.1)
+      activejob (= 8.0.1)
+      activemodel (= 8.0.1)
+      activerecord (= 8.0.1)
+      activestorage (= 8.0.1)
+      activesupport (= 8.0.1)
+      bundler (>= 1.15.0)
+      railties (= 8.0.1)
+    rails-dom-testing (2.2.0)
+      activesupport (>= 5.0.0)
+      minitest
+      nokogiri (>= 1.6)
+    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 (8.0.1)
+      actionpack (= 8.0.1)
+      activesupport (= 8.0.1)
+      irb (~> 1.13)
+      rackup (>= 1.0.0)
+      rake (>= 12.2)
+      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)
+      mime-types (>= 1.16, < 4.0)
+      netrc (~> 0.8)
     roman-numerals (0.3.0)
     rspec-core (2.14.7)
     rspec-expectations (2.14.4)
@@ -109,26 +220,29 @@ GEM
       rspec-expectations (~> 2.14.0)
       rspec-mocks (~> 2.14.0)
     sass (3.2.12)
+    securerandom (0.4.1)
     simplecov (0.8.2)
       docile (~> 1.1.0)
       multi_json
       simplecov-html (~> 0.8.0)
     simplecov-html (0.8.0)
-    sprockets (2.2.2)
-      hike (~> 1.2)
-      multi_json (~> 1.0)
-      rack (~> 1.0)
-      tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.8)
+    stringio (3.1.2)
     term-ansicolor (1.2.2)
       tins (~> 0.8)
-    thor (0.18.1)
-    tilt (1.4.1)
+    thor (1.3.2)
+    tilt (2.6.0)
+    timeout (0.4.3)
     tins (0.13.1)
-    treetop (1.4.15)
-      polyglot
-      polyglot (>= 0.3.1)
-    tzinfo (0.3.38)
+    tzinfo (2.0.6)
+      concurrent-ruby (~> 1.0)
+    uri (1.0.2)
+    useragent (0.16.11)
+    websocket-driver (0.7.7)
+      base64
+      websocket-extensions (>= 0.1.0)
+    websocket-extensions (0.1.5)
+    zeitwerk (2.7.1)
 
 PLATFORMS
   ruby
diff --git a/rticles.gemspec b/rticles.gemspec
index 46561c2..2039a9e 100644
--- a/rticles.gemspec
+++ b/rticles.gemspec
@@ -16,7 +16,7 @@ Gem::Specification.new do |s|
 
   s.files       = `git ls-files`.split($\)
 
-  s.add_dependency "rails", ">=3.2.8", '<4.1'
+  s.add_dependency "rails", ">=3.2.8", "<8.1"
   s.add_dependency "acts_as_list", ">=0.1.8", "<0.3.0"
   s.add_dependency "roman-numerals", "~>0.3.0"