diff --git a/CHANGES.md b/CHANGES.md
index b84c23c..805bcba 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,10 @@
+2.2.0
+---
+* Fix typo in README file [bradhaydon#87]
+* Fix type in readme [graudeejs#80]
+* Matchers::HaveEnqueuedJob breaks on jobs with Hash arguments [erikogan#77]
+* have_enqueued_job fails if args includes a Hash bug [gPrado#74]
+
 2.1.0
 ---
 * ActiveJob support [tarzan#71]
diff --git a/README.md b/README.md
index d1a2071..d4040a0 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ sidekiq_options retry: 5
 # test with...
 expect(AwesomeJob).to be_retryable true # or
 it { is_expected.to be_retryable true }
-# ...or alternatively specifiy the number of times it should be retried
+# ...or alternatively specify the number of times it should be retried
 expect(AwesomeJob).to be_retryable 5 # or
 it { is_expected.to be_retryable 5 }
 # ...or when it should not retry
@@ -136,7 +136,7 @@ it { is_expected.to_not be_expired_in 2.hours }
 ### have_enqueued_job
 *Describes that there should be an enqueued job with the specified arguments*
 ```ruby
-Awesomejob.perform_async 'Awesome', true
+AwesomeJob.perform_async 'Awesome', true
 # test with...
 expect(AwesomeJob).to have_enqueued_job('Awesome', true)
 ```
diff --git a/lib/rspec/sidekiq/matchers/have_enqueued_job.rb b/lib/rspec/sidekiq/matchers/have_enqueued_job.rb
index ea87eb5..6fe12b2 100644
--- a/lib/rspec/sidekiq/matchers/have_enqueued_job.rb
+++ b/lib/rspec/sidekiq/matchers/have_enqueued_job.rb
@@ -9,7 +9,7 @@ class HaveEnqueuedJob
         attr_reader :klass, :expected_arguments, :actual
 
         def initialize(expected_arguments)
-          @expected_arguments = expected_arguments
+          @expected_arguments = normalize_arguments(expected_arguments)
         end
 
         def description
@@ -53,13 +53,25 @@ def map_arguments(job)
         end
 
         def job_arguments(hash)
-          hash['arguments'] || hash['args'] unless hash.is_a? Array
+          hash['arguments'] || hash['args'] if hash.is_a? Hash
         end
 
         def contain_exactly?(arguments)
           exactly = RSpec::Matchers::BuiltIn::ContainExactly.new(expected_arguments)
           exactly.matches?(arguments)
         end
+
+        def normalize_arguments(args)
+          if args.is_a?(Array)
+            args.map{ |x| normalize_arguments(x) }
+          elsif args.is_a?(Hash)
+            args.each_with_object({}) do |(key, value), hash|
+              hash[key.to_s] = normalize_arguments(value)
+            end
+          else
+            args
+          end
+        end
       end
     end
   end
diff --git a/lib/rspec/sidekiq/version.rb b/lib/rspec/sidekiq/version.rb
index 51f8d8f..60caaf0 100644
--- a/lib/rspec/sidekiq/version.rb
+++ b/lib/rspec/sidekiq/version.rb
@@ -1,5 +1,5 @@
 module RSpec
   module Sidekiq
-    VERSION = '2.1.0'
+    VERSION = '2.2.0'
   end
 end
diff --git a/spec/rspec/sidekiq/matchers/have_enqueued_job_spec.rb b/spec/rspec/sidekiq/matchers/have_enqueued_job_spec.rb
index 7423d4e..182294d 100644
--- a/spec/rspec/sidekiq/matchers/have_enqueued_job_spec.rb
+++ b/spec/rspec/sidekiq/matchers/have_enqueued_job_spec.rb
@@ -1,14 +1,15 @@
 require 'spec_helper'
 
 RSpec.describe RSpec::Sidekiq::Matchers::HaveEnqueuedJob do
-  let(:argument_subject) { RSpec::Sidekiq::Matchers::HaveEnqueuedJob.new ['string', 1, true] }
-  let(:matcher_subject) { RSpec::Sidekiq::Matchers::HaveEnqueuedJob.new [be_a(String), be_a(Fixnum), true] }
+  let(:argument_subject) { RSpec::Sidekiq::Matchers::HaveEnqueuedJob.new worker_args }
+  let(:matcher_subject) { RSpec::Sidekiq::Matchers::HaveEnqueuedJob.new [be_a(String), be_a(Fixnum), true, be_a(Hash)] }
   let(:worker) { create_worker }
+  let(:worker_args) { ['string', 1, true, {key: 'value', nested: [{hash: true}]}] }
   let(:active_job) { create_active_job :mailers }
   let(:resource) { TestResource.new }
 
   before(:each) do
-    worker.perform_async 'string', 1, true
+    worker.perform_async *worker_args
     active_job.perform_later 'someResource'
     active_job.perform_later(resource)
     TestActionMailer.testmail.deliver_later
@@ -18,11 +19,11 @@
 
   describe 'expected usage' do
     it 'matches' do
-      expect(worker).to have_enqueued_job 'string', 1, true
+      expect(worker).to have_enqueued_job *worker_args
     end
 
     it 'matches on the global Worker queue' do
-      expect(Sidekiq::Worker).to have_enqueued_job 'string', 1, true
+      expect(Sidekiq::Worker).to have_enqueued_job *worker_args
     end
 
     it 'matches on an enqueued ActiveJob' do
@@ -59,13 +60,13 @@
 
   describe '#description' do
     it 'returns description' do
-      expect(argument_subject.description).to eq "have an enqueued #{worker} job with arguments [\"string\", 1, true]"
+      expect(argument_subject.description).to eq "have an enqueued #{worker} job with arguments [\"string\", 1, true, {\"key\"=>\"value\", \"nested\"=>[{\"hash\"=>true}]}]"
     end
   end
 
   describe '#failure_message' do
     it 'returns message' do
-      expect(argument_subject.failure_message).to eq "expected to have an enqueued #{worker} job with arguments [\"string\", 1, true]\n\nfound: [[\"string\", 1, true]]"
+      expect(argument_subject.failure_message).to eq "expected to have an enqueued #{worker} job with arguments [\"string\", 1, true, {\"key\"=>\"value\", \"nested\"=>[{\"hash\"=>true}]}]\n\nfound: [[\"string\", 1, true, {\"key\"=>\"value\", \"nested\"=>[{\"hash\"=>true}]}]]"
     end
   end
 
@@ -103,7 +104,7 @@
 
   describe '#failure_message_when_negated' do
     it 'returns message' do
-      expect(argument_subject.failure_message_when_negated).to eq "expected to not have an enqueued #{worker} job with arguments [\"string\", 1, true]"
+      expect(argument_subject.failure_message_when_negated).to eq "expected to not have an enqueued #{worker} job with arguments [\"string\", 1, true, {\"key\"=>\"value\", \"nested\"=>[{\"hash\"=>true}]}]"
     end
   end
 end
diff --git a/spec/rspec/sidekiq/version_spec.rb b/spec/rspec/sidekiq/version_spec.rb
index e0567ca..b406aa2 100644
--- a/spec/rspec/sidekiq/version_spec.rb
+++ b/spec/rspec/sidekiq/version_spec.rb
@@ -1,5 +1,5 @@
 require 'spec_helper'
 
 RSpec.describe RSpec::Sidekiq::VERSION do
-  it { is_expected.to eq('2.1.0') }
+  it { is_expected.to eq('2.2.0') }
 end