diff --git a/Gemfile b/Gemfile
index 94e95b54..e81e3928 100644
--- a/Gemfile
+++ b/Gemfile
@@ -5,13 +5,14 @@ gem 'celluloid', "~> 0.12.0"
 gem 'slim'
 gem 'sass'
 gem 'rails', '3.2.8'
-gem 'sqlite3'
+gem 'sqlite3', :platform => :mri
 
 group :test do
   gem 'simplecov', :require => false
 end
 
 group :development do
+  gem 'pry', :platform => :mri
   gem 'sprockets-sass'
   gem 'compass'
   gem 'shotgun'
diff --git a/sidekiq.gemspec b/sidekiq.gemspec
index 940043b9..e10bcdf1 100644
--- a/sidekiq.gemspec
+++ b/sidekiq.gemspec
@@ -28,5 +28,4 @@ Gem::Specification.new do |gem|
   gem.add_development_dependency      'rake'
   gem.add_development_dependency      'actionmailer', '~> 3'
   gem.add_development_dependency      'activerecord', '~> 3'
-  gem.add_development_dependency      'pry'
 end
diff --git a/test/helper.rb b/test/helper.rb
index 9ffb1244..c838704e 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -4,7 +4,10 @@ if ENV.has_key?("SIMPLECOV")
   SimpleCov.start
 end
 
-require 'pry'
+begin
+  require 'pry'
+rescue LoadError
+end
 
 require 'minitest/unit'
 require 'minitest/pride'
diff --git a/test/test_retry.rb b/test/test_retry.rb
index 91bbd3e2..aab5a55f 100644
--- a/test/test_retry.rb
+++ b/test/test_retry.rb
@@ -35,7 +35,7 @@ class TestRetry < MiniTest::Unit::TestCase
         end
       end
       assert msg["error_backtrace"]
-      assert_equal c, msg["error_backtrace"]
+      assert_equal c[0], msg["error_backtrace"][0]
     end
 
     it 'saves partial backtraces' do