Spec mocks failing on ruby 3

Gemfile

# frozen_string_literal: true

source 'https://rubygems.org'
git_source(:github) { |repo| "https://github.com/#{repo}.git" }

gem 'rspec',              github: 'rspec/rspec-metagem',      ref: 'main'
gem 'rspec-core',         github: 'rspec/rspec-core',         ref: 'main'
gem 'rspec-expectations', github: 'rspec/rspec-expectations', ref: 'main'
gem 'rspec-mocks',        github: 'rspec/rspec-mocks',        ref: 'main'
gem 'rspec-support',      github: 'rspec/rspec-support',      ref: 'main'

my_example_spec.rb

# frozen_string_literal: true

module MyExample
  def self.my_method(argument_one, keword_argument_one: nil)
    return true
  end

  def self.my_failing_method
    my_method(a: 1)
  end
  
  def self.my_working_method
    my_method({a: 1})
  end
end

RSpec.describe MyExample do
  describe '.my_failing_method' do
    it "doesn't call my_method with a hash" do
      expect(described_class).not_to receive(:my_method).with({a: 1})
      described_class.my_failing_method
    end

    it 'calls my_method with keywords' do
      expect(described_class).to receive(:my_method).with(a: 1)
      described_class.my_failing_method
    end
  end
  
  describe '.my_working_method' do
    it 'calls my_method with a hash' do
      expect(described_class).to receive(:my_method).with({a: 1})
      described_class.my_failing_method
    end

    it "doesn't call my_method with keywords" do
      expect(described_class).not_to receive(:my_method).with(a: 1)
      described_class.my_failing_method
    end
  end
end