diff --git a/lib/audited/audit.rb b/lib/audited/audit.rb
index 7117d19c..54a51f18 100644
--- a/lib/audited/audit.rb
+++ b/lib/audited/audit.rb
@@ -49,7 +49,7 @@ class Audit < ::ActiveRecord::Base
     cattr_accessor :audited_class_names
     self.audited_class_names = Set.new
 
-    if Rails.version >= "7.1"
+    if Rails.gem_version >= Gem::Version.new("7.1")
       serialize :audited_changes, coder: YAMLIfTextColumnType
     else
       serialize :audited_changes, YAMLIfTextColumnType
diff --git a/lib/generators/audited/migration.rb b/lib/generators/audited/migration.rb
index 1536ed85..26b48d67 100644
--- a/lib/generators/audited/migration.rb
+++ b/lib/generators/audited/migration.rb
@@ -16,7 +16,7 @@ def next_migration_number(dirname) # :nodoc:
       private
 
       def timestamped_migrations?
-        (Rails.version >= "7.0") ?
+        (Rails.gem_version >= Gem::Version.new("7.0")) ?
           ::ActiveRecord.timestamped_migrations :
           ::ActiveRecord::Base.timestamped_migrations
       end
diff --git a/spec/rails_app/config/application.rb b/spec/rails_app/config/application.rb
index dca65709..ef40455f 100644
--- a/spec/rails_app/config/application.rb
+++ b/spec/rails_app/config/application.rb
@@ -30,7 +30,7 @@ class Application < Rails::Application
           ActiveSupport::TimeWithZone ActiveSupport::TimeZone ActiveSupport::HashWithIndifferentAccess]
     end
 
-    if Rails.version >= "7.1"
+    if Rails.gem_version >= Gem::Version.new("7.1")
       config.active_support.cache_format_version = 7.1
     end
   end
diff --git a/spec/support/active_record/models.rb b/spec/support/active_record/models.rb
index da69e1d8..6e50b552 100644
--- a/spec/support/active_record/models.rb
+++ b/spec/support/active_record/models.rb
@@ -5,11 +5,11 @@ module Models
   module ActiveRecord
     class User < ::ActiveRecord::Base
       audited except: :password
-      attribute :non_column_attr if Rails.version >= "5.1"
+      attribute :non_column_attr if Rails.gem_version >= Gem::Version.new("5.1")
       attr_protected :logins if respond_to?(:attr_protected)
       enum status: {active: 0, reliable: 1, banned: 2}
 
-      if Rails.version >= "7.1"
+      if Rails.gem_version >= Gem::Version.new("7.1")
         serialize :phone_numbers, type: Array
       else
         serialize :phone_numbers, Array
@@ -27,7 +27,7 @@ class UserExceptPassword < ::ActiveRecord::Base
 
     class UserOnlyPassword < ::ActiveRecord::Base
       self.table_name = :users
-      attribute :non_column_attr if Rails.version >= "5.1"
+      attribute :non_column_attr if Rails.gem_version >= Gem::Version.new("5.1")
       audited only: :password
     end