diff --git a/.rubocop.yml b/.rubocop.yml
index 82770e34..65de9ee5 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -6,7 +6,7 @@ require:
   - rubocop-rspec
   - rubocop-performance
 AllCops:
-  TargetRubyVersion: 2.5
+  TargetRubyVersion: 2.7
   NewCops: enable
 
 Style/TrailingCommaInHashLiteral:
diff --git a/.rubocop_todo.yml b/.rubocop_todo.yml
index b4f27f6a..0bc713da 100644
--- a/.rubocop_todo.yml
+++ b/.rubocop_todo.yml
@@ -1,25 +1,65 @@
 # This configuration was generated by
 # `rubocop --auto-gen-config`
-# on 2023-02-17 10:57:31 UTC using RuboCop version 1.12.1.
+# on 2023-02-18 18:00:43 UTC using RuboCop version 1.45.1.
 # The point is for the user to remove these configuration records
 # one by one as the offenses are removed from the code base.
 # Note that changes in the inspected code, or installation of new
 # versions of RuboCop, may require this file to be generated again.
 
+# Offense count: 2
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: TreatCommentsAsGroupSeparators, ConsiderPunctuation, Include.
+# Include: **/*.gemfile, **/Gemfile, **/gems.rb
+Bundler/OrderedGems:
+  Exclude:
+    - 'Gemfile'
+
+# Offense count: 3
+# Configuration parameters: EnforcedStyle, AllowedGems, Include.
+# SupportedStyles: Gemfile, gems.rb, gemspec
+# Include: **/*.gemspec, **/Gemfile, **/gems.rb
+Gemspec/DevelopmentDependencies:
+  Exclude:
+    - 'json-schema.gemspec'
+
+# Offense count: 1
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: Severity, Include.
+# Include: **/*.gemspec
+Gemspec/RequireMFA:
+  Exclude:
+    - 'json-schema.gemspec'
+
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: symmetrical, new_line, same_line
 Layout/MultilineMethodCallBraceLayout:
   Exclude:
     - 'test/common_test_suite_test.rb'
 
+# Offense count: 8
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: EnforcedStyleForEmptyBraces.
+# SupportedStyles: space, no_space, compact
+# SupportedStylesForEmptyBraces: space, no_space
+Layout/SpaceInsideHashLiteralBraces:
+  EnforcedStyle: space
+
 # Offense count: 1
+# Configuration parameters: AllowedMethods, AllowedPatterns.
 Lint/AmbiguousBlockAssociation:
   Exclude:
     - 'lib/json-schema/errors/validation_error.rb'
 
+# Offense count: 3
+# This cop supports safe autocorrection (--autocorrect).
+Lint/AmbiguousOperatorPrecedence:
+  Exclude:
+    - 'lib/json-schema/util/uuid.rb'
+
 # Offense count: 4
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: AllowSafeAssignment.
 Lint/AssignmentInCondition:
   Exclude:
@@ -45,27 +85,27 @@ Lint/MissingSuper:
     - 'lib/json-schema/attributes/formats/custom.rb'
 
 # Offense count: 2
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Lint/NonDeterministicRequireOrder:
   Exclude:
     - 'lib/json-schema.rb'
     - 'test/support/test_helper.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Lint/RedundantRequireStatement:
   Exclude:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Lint/RedundantStringCoercion:
   Exclude:
     - 'lib/json-schema/attributes/extends.rb'
     - 'lib/json-schema/attributes/ref.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Lint/ScriptPermission:
   Exclude:
     - 'lib/json-schema/util/uuid.rb'
@@ -78,7 +118,7 @@ Lint/SuppressedException:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Lint/TripleQuotes:
   Exclude:
     - 'test/all_of_ref_schema_test.rb'
@@ -86,7 +126,7 @@ Lint/TripleQuotes:
     - 'test/one_of_test.rb'
 
 # Offense count: 10
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: IgnoreEmptyBlocks, AllowUnusedKeywordArguments.
 Lint/UnusedBlockArgument:
   Exclude:
@@ -98,19 +138,19 @@ Lint/UnusedBlockArgument:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 24
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: AllowUnusedKeywordArguments, IgnoreEmptyMethods, IgnoreNotImplementedMethods.
 Lint/UnusedMethodArgument:
   Enabled: false
 
 # Offense count: 52
-# Configuration parameters: IgnoredMethods, CountRepeatedAttributes.
+# Configuration parameters: AllowedMethods, AllowedPatterns, CountRepeatedAttributes.
 Metrics/AbcSize:
   Max: 60
 
 # Offense count: 2
-# Configuration parameters: CountComments, CountAsOne, ExcludedMethods, IgnoredMethods.
-# IgnoredMethods: refine
+# Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns, inherit_mode.
+# AllowedMethods: refine
 Metrics/BlockLength:
   Max: 37
 
@@ -122,15 +162,15 @@ Metrics/BlockNesting:
 # Offense count: 9
 # Configuration parameters: CountComments, CountAsOne.
 Metrics/ClassLength:
-  Max: 561
+  Max: 560
 
 # Offense count: 17
-# Configuration parameters: IgnoredMethods.
+# Configuration parameters: AllowedMethods, AllowedPatterns.
 Metrics/CyclomaticComplexity:
   Max: 21
 
 # Offense count: 145
-# Configuration parameters: CountComments, CountAsOne, ExcludedMethods, IgnoredMethods.
+# Configuration parameters: CountComments, CountAsOne, AllowedMethods, AllowedPatterns.
 Metrics/MethodLength:
   Max: 73
 
@@ -140,7 +180,7 @@ Metrics/ParameterLists:
   Max: 8
 
 # Offense count: 15
-# Configuration parameters: IgnoredMethods.
+# Configuration parameters: AllowedMethods, AllowedPatterns.
 Metrics/PerceivedComplexity:
   Max: 20
 
@@ -157,7 +197,8 @@ Naming/ClassAndModuleCamelCase:
     - 'test/support/enum_validation.rb'
 
 # Offense count: 6
-# Configuration parameters: ExpectMatchingDefinition, CheckDefinitionPathHierarchy, Regex, IgnoreExecutableScripts, AllowedAcronyms.
+# Configuration parameters: ExpectMatchingDefinition, CheckDefinitionPathHierarchy, CheckDefinitionPathHierarchyRoots, Regex, IgnoreExecutableScripts, AllowedAcronyms.
+# CheckDefinitionPathHierarchyRoots: lib, spec, test, src
 # AllowedAcronyms: CLI, DSL, ACL, API, ASCII, CPU, CSS, DNS, EOF, GUID, HTML, HTTP, HTTPS, ID, IP, JSON, LHS, QPS, RAM, RHS, RPC, SLA, SMTP, SQL, SSH, TCP, TLS, TTL, UDP, UI, UID, UUID, URI, URL, UTF8, VM, XML, XMPP, XSRF, XSS
 Naming/FileName:
   Exclude:
@@ -170,7 +211,7 @@ Naming/FileName:
 
 # Offense count: 18
 # Configuration parameters: MinNameLength, AllowNamesEndingInNumbers, AllowedNames, ForbiddenNames.
-# AllowedNames: at, by, db, id, in, io, ip, of, on, os, pp, to
+# AllowedNames: as, at, by, cc, db, id, if, in, io, ip, of, on, os, pp, to
 Naming/MethodParameterName:
   Exclude:
     - 'lib/json-schema/attributes/extends.rb'
@@ -179,7 +220,7 @@ Naming/MethodParameterName:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 18
-# Configuration parameters: EnforcedStyle, CheckMethodNames, CheckSymbols, AllowedIdentifiers.
+# Configuration parameters: EnforcedStyle, CheckMethodNames, CheckSymbols, AllowedIdentifiers, AllowedPatterns.
 # SupportedStyles: snake_case, normalcase, non_integer
 # AllowedIdentifiers: capture3, iso8601, rfc1123_date, rfc822, rfc2822, rfc3339
 Naming/VariableNumber:
@@ -190,26 +231,26 @@ Naming/VariableNumber:
     - 'test/one_of_test.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: SafeMultiline.
 Performance/DeletePrefix:
   Exclude:
     - 'lib/json-schema/util/uuid.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Performance/RangeInclude:
   Exclude:
     - 'lib/json-schema/util/uuid.rb'
 
-# Offense count: 1
-# Cop supports --auto-correct.
+# Offense count: 2
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Performance/StringInclude:
   Exclude:
     - 'test/min_items_test.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Performance/UnfreezeString:
   Exclude:
     - 'test/type_attribute_test.rb'
@@ -227,29 +268,21 @@ Security/Open:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Security/YAMLLoad:
   Exclude:
     - 'json-schema.gemspec'
 
 # Offense count: 4
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: prefer_alias, prefer_alias_method
 Style/Alias:
   Exclude:
     - 'lib/json-schema/util/uuid.rb'
 
-# Offense count: 4
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: percent_q, bare_percent
-Style/BarePercentLiterals:
-  Exclude:
-    - 'test/files_test.rb'
-
 # Offense count: 2
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 Style/CaseLikeIf:
   Exclude:
     - 'lib/json-schema/validator.rb'
@@ -260,14 +293,14 @@ Style/ClassVars:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 4
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/ColonMethodCall:
   Exclude:
     - 'lib/json-schema.rb'
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 5
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle, SingleLineConditionsOnly, IncludeTernaryExpressions.
 # SupportedStyles: assign_to_condition, assign_inside_condition
 Style/ConditionalAssignment:
@@ -283,14 +316,14 @@ Style/ConditionalAssignment:
 Style/Documentation:
   Enabled: false
 
-# Offense count: 2
-# Cop supports --auto-correct.
+# Offense count: 1
+# This cop supports safe autocorrection (--autocorrect).
 Style/EmptyLiteral:
   Exclude:
     - 'test/type_attribute_test.rb'
 
 # Offense count: 5
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/Encoding:
   Exclude:
     - 'test/custom_format_test.rb'
@@ -300,12 +333,18 @@ Style/Encoding:
     - 'test/uri_parsing_test.rb'
 
 # Offense count: 40
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/ExpandPathArguments:
   Enabled: false
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
+Style/FileRead:
+  Exclude:
+    - 'json-schema.gemspec'
+
+# Offense count: 1
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: format, sprintf, percent
 Style/FormatString:
@@ -313,25 +352,27 @@ Style/FormatString:
     - 'lib/json-schema/util/uuid.rb'
 
 # Offense count: 21
-# Configuration parameters: MaxUnannotatedPlaceholdersAllowed, IgnoredMethods.
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: MaxUnannotatedPlaceholdersAllowed, AllowedMethods, AllowedPatterns.
 # SupportedStyles: annotated, template, unannotated
 Style/FormatStringToken:
   EnforcedStyle: unannotated
 
 # Offense count: 118
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: always, always_true, never
 Style/FrozenStringLiteralComment:
   Enabled: false
 
-# Offense count: 26
-# Configuration parameters: MinBodyLength.
+# Offense count: 24
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: MinBodyLength, AllowConsecutiveConditionals.
 Style/GuardClause:
   Enabled: false
 
 # Offense count: 19
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/IfUnlessModifier:
   Exclude:
     - 'Rakefile'
@@ -343,7 +384,7 @@ Style/IfUnlessModifier:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: AllowedMethods.
 # AllowedMethods: nonzero?
 Style/IfWithBooleanLiteralBranches:
@@ -351,7 +392,7 @@ Style/IfWithBooleanLiteralBranches:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 6
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: line_count_dependent, lambda, literal
 Style/Lambda:
@@ -359,8 +400,14 @@ Style/Lambda:
     - 'lib/json-schema/validator.rb'
     - 'test/custom_format_test.rb'
 
+# Offense count: 1
+# This cop supports unsafe autocorrection (--autocorrect-all).
+Style/MapToHash:
+  Exclude:
+    - 'lib/json-schema/schema.rb'
+
 # Offense count: 14
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: require_parentheses, require_no_parentheses, require_no_parentheses_except_multiline
 Style/MethodDefParentheses:
@@ -374,19 +421,19 @@ Style/MultilineBlockChain:
     - 'lib/json-schema/attribute.rb'
 
 # Offense count: 2
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/MultilineIfThen:
   Exclude:
     - 'lib/json-schema/util/uuid.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/MultilineWhenThen:
   Exclude:
     - 'lib/json-schema/schema.rb'
 
 # Offense count: 11
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: literals, strict
 Style/MutableConstant:
@@ -403,7 +450,7 @@ Style/MutableConstant:
     - 'test/support/type_validation.rb'
 
 # Offense count: 11
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: both, prefix, postfix
 Style/NegatedIf:
@@ -420,13 +467,13 @@ Style/NegatedIf:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/NegatedIfElseCondition:
   Exclude:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 2
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: EnforcedStyle, MinBodyLength.
 # SupportedStyles: skip_modifier_ifs, always
 Style/Next:
@@ -435,14 +482,14 @@ Style/Next:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
-# Configuration parameters: Strict.
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: Strict, AllowedNumbers, AllowedPatterns.
 Style/NumericLiterals:
   MinDigits: 23
 
 # Offense count: 10
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle, IgnoredMethods.
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: EnforcedStyle, AllowedMethods, AllowedPatterns.
 # SupportedStyles: predicate, comparison
 Style/NumericPredicate:
   Exclude:
@@ -463,31 +510,22 @@ Style/OptionalBooleanParameter:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/ParallelAssignment:
   Exclude:
     - 'lib/json-schema/attributes/extends.rb'
     - 'lib/json-schema/attributes/ref.rb'
 
-# Offense count: 4
-# Cop supports --auto-correct.
+# Offense count: 2
+# This cop supports safe autocorrection (--autocorrect).
 # Configuration parameters: PreferredDelimiters.
 Style/PercentLiteralDelimiters:
   Exclude:
     - 'Rakefile'
     - 'lib/json-schema/util/uri.rb'
-    - 'lib/json-schema/util/uuid.rb'
-
-# Offense count: 4
-# Cop supports --auto-correct.
-# Configuration parameters: EnforcedStyle.
-# SupportedStyles: lower_case_q, upper_case_q
-Style/PercentQLiterals:
-  Exclude:
-    - 'test/files_test.rb'
 
 # Offense count: 10
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
 # Configuration parameters: EnforcedStyle.
 # SupportedStyles: short, verbose
 Style/PreferredHashMethods:
@@ -499,26 +537,32 @@ Style/PreferredHashMethods:
     - 'lib/json-schema/schema/validator.rb'
 
 # Offense count: 2
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/RedundantBegin:
   Exclude:
     - 'lib/json-schema/attributes/formats/custom.rb'
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/RedundantConditional:
   Exclude:
     - 'lib/json-schema/validator.rb'
 
 # Offense count: 1
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/RedundantRegexpEscape:
   Exclude:
     - 'lib/json-schema/attributes/formats/date_time.rb'
 
+# Offense count: 1
+# This cop supports safe autocorrection (--autocorrect).
+Style/RedundantSelfAssignmentBranch:
+  Exclude:
+    - 'lib/json-schema/validator.rb'
+
 # Offense count: 10
-# Cop supports --auto-correct.
+# This cop supports safe autocorrection (--autocorrect).
 Style/SelfAssignment:
   Exclude:
     - 'lib/json-schema/attributes/additionalproperties.rb'
@@ -529,8 +573,15 @@ Style/SelfAssignment:
     - 'lib/json-schema/attributes/type.rb'
     - 'lib/json-schema/util/uuid.rb'
 
+# Offense count: 1
+# This cop supports unsafe autocorrection (--autocorrect-all).
+Style/SlicingWithRange:
+  Exclude:
+    - 'test/common_test_suite_test.rb'
+
 # Offense count: 4
-# Cop supports --auto-correct.
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: Mode.
 Style/StringConcatenation:
   Exclude:
     - 'lib/json-schema/attributes/ref.rb'
@@ -538,17 +589,17 @@ Style/StringConcatenation:
     - 'test/schema_reader_test.rb'
 
 # Offense count: 3
-# Cop supports --auto-correct.
-# Configuration parameters: AllowMethodsWithArguments, IgnoredMethods.
-# IgnoredMethods: respond_to, define_method
+# This cop supports unsafe autocorrection (--autocorrect-all).
+# Configuration parameters: AllowMethodsWithArguments, AllowedMethods, AllowedPatterns, AllowComments.
+# AllowedMethods: define_method
 Style/SymbolProc:
   Exclude:
     - 'lib/json-schema/errors/validation_error.rb'
     - 'lib/json-schema/validator.rb'
 
-# Offense count: 76
-# Cop supports --auto-correct.
-# Configuration parameters: AutoCorrect, AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, IgnoredPatterns.
+# Offense count: 71
+# This cop supports safe autocorrection (--autocorrect).
+# Configuration parameters: AllowHeredoc, AllowURI, URISchemes, IgnoreCopDirectives, AllowedPatterns.
 # URISchemes: http, https
 Layout/LineLength:
   Max: 235
diff --git a/Gemfile b/Gemfile
index 52fb68a8..fb45bd5d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,9 +13,8 @@ group :coverage, optional: ENV['COVERAGE'] != 'yes' do
 end
 
 group :tests do
-  gem 'rubocop', '~> 1.12.0' # newer version require Ruby 2.6
-  gem 'rubocop-minitest', '~> 0.19.0' # newer version requires Ruby 2.6
-  gem 'rubocop-performance', '~> 1.13.0' # newer version requires Ruby 2.6
-  gem 'rubocop-rake', '~> 0.6.0' # latest
-  gem 'rubocop-rspec', '~> 2.4.0' # newer version require Ruby 2.6 or rubocop 1.19
+  gem 'rubocop', '~> 1.45.0'
+  gem 'rubocop-rspec', '~> 2.18.1'
+  gem 'rubocop-rake', '~> 0.6.0'
+  gem 'rubocop-performance', '~> 1.16.0'
 end