diff --git a/test/helper.rb b/test/helper.rb
index ce0b383..d259cb4 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -19,3 +19,7 @@ module Enumerable
     result
   end
 end
+
+def test_file(filename)
+  File.expand_path(filename, File.dirname(__FILE__))
+end
diff --git a/test/mechanize.yml b/test/mechanize.yml
new file mode 100644
index 0000000..9df5152
--- /dev/null
+++ b/test/mechanize.yml
@@ -0,0 +1,101 @@
+---
+google.com:
+  /:
+    PREF: !ruby/object:Mechanize::Cookie
+      version: 0
+      port: 
+      discard: 
+      comment_url: 
+      expires: Tue, 24 Mar 2065 08:20:15 GMT
+      max_age: 
+      comment: 
+      secure: false
+      path: /
+      domain: google.com
+      accessed_at: 2013-03-24 17:20:15.822619000 +09:00
+      created_at: 2013-03-24 17:20:15.822619000 +09:00
+      name: PREF
+      value: ID=7571a59c059e09db:FF=0:TM=1364199615:LM=1364199615:S=BxUqnqPrchd2cVmC
+      for_domain: true
+      domain_name: !ruby/object:DomainName
+        ipaddr: 
+        hostname: google.com
+        uri_host: google.com
+        tld: com
+        canonical_tld_p: true
+        domain: google.com
+      session: false
+    NID: !ruby/object:Mechanize::Cookie
+      version: 0
+      port: 
+      discard: 
+      comment_url: 
+      expires: Sun, 23 Sep 2063 08:20:15 GMT
+      max_age: 
+      comment: 
+      secure: false
+      path: /
+      domain: google.com
+      accessed_at: 2013-03-24 17:20:15.828434000 +09:00
+      created_at: 2013-03-24 17:20:15.828434000 +09:00
+      name: NID
+      value: 67=Kn2osS6wOzILpl7sCM1QIDmGg2VESBiwCyt6zx4vOVSWKOYDlwGIpgIGrpD8FpkbS9eqizo3QWFa5YkOygnCF6vRIQpbvlTxWB2Hq1Oo-qXWy0317yCqQ-B25eJLfUcC
+      for_domain: true
+      domain_name: !ruby/object:DomainName
+        ipaddr: 
+        hostname: google.com
+        uri_host: google.com
+        tld: com
+        canonical_tld_p: true
+        domain: google.com
+      session: false
+google.co.jp:
+  /:
+    PREF: !ruby/object:Mechanize::Cookie
+      version: 0
+      port: 
+      discard: 
+      comment_url: 
+      expires: Tue, 24 Mar 2065 08:20:16 GMT
+      max_age: 
+      comment: 
+      secure: false
+      path: /
+      domain: google.co.jp
+      accessed_at: 2013-03-24 17:20:17.136581000 +09:00
+      created_at: 2013-03-24 17:20:17.136581000 +09:00
+      name: PREF
+      value: ID=cb25dd1567d8b5c8:FF=0:TM=1364199616:LM=1364199616:S=c3PbhRq79Wo5T_vV
+      for_domain: true
+      domain_name: !ruby/object:DomainName
+        ipaddr: 
+        hostname: google.co.jp
+        uri_host: google.co.jp
+        tld: jp
+        canonical_tld_p: true
+        domain: google.co.jp
+      session: false
+    NID: !ruby/object:Mechanize::Cookie
+      version: 0
+      port: 
+      discard: 
+      comment_url: 
+      expires: Sun, 23 Sep 2063 08:20:16 GMT
+      max_age: 
+      comment: 
+      secure: false
+      path: /
+      domain: google.co.jp
+      accessed_at: 2013-03-24 17:20:17.139782000 +09:00
+      created_at: 2013-03-24 17:20:17.139782000 +09:00
+      name: NID
+      value: 67=GS7P-68zgm_KRA0e0dpN_XbYpmw9uBDe56qUeoCGiSRTahsM7dtOBCKfCoIFRKlzSuOiwJQdIZNpwv3DSXQNHXDKltucgfv2qkHlGeoj8-5VlowPXLLesz2VIpLOLw-a
+      for_domain: true
+      domain_name: !ruby/object:DomainName
+        ipaddr: 
+        hostname: google.co.jp
+        uri_host: google.co.jp
+        tld: jp
+        canonical_tld_p: true
+        domain: google.co.jp
+      session: false
diff --git a/test/test_http_cookie_jar.rb b/test/test_http_cookie_jar.rb
index c282cf6..34ab832 100644
--- a/test/test_http_cookie_jar.rb
+++ b/test/test_http_cookie_jar.rb
@@ -505,6 +505,32 @@ module TestHTTPCookieJar
       assert_equal(5, @jar.cookies(url).length)
     end
 
+    def test_load_yaml_mechanize
+      @jar.load(test_file('mechanize.yml'), :yaml)
+
+      assert_equal 4, @jar.to_a.size
+
+      com_nid, com_pref = @jar.cookies('http://www.google.com/')
+
+      assert_equal 'NID', com_nid.name
+      assert_equal 'Sun, 23 Sep 2063 08:20:15 GMT', com_nid.expires.httpdate
+      assert_equal 'google.com', com_nid.domain_name.hostname
+
+      assert_equal 'PREF', com_pref.name
+      assert_equal 'Tue, 24 Mar 2065 08:20:15 GMT', com_pref.expires.httpdate
+      assert_equal 'google.com', com_pref.domain_name.hostname
+
+      cojp_nid, cojp_pref = @jar.cookies('http://www.google.co.jp/')
+
+      assert_equal 'NID', cojp_nid.name
+      assert_equal 'Sun, 23 Sep 2063 08:20:16 GMT', cojp_nid.expires.httpdate
+      assert_equal 'google.co.jp', cojp_nid.domain_name.hostname
+
+      assert_equal 'PREF', cojp_pref.name
+      assert_equal 'Tue, 24 Mar 2065 08:20:16 GMT', cojp_pref.expires.httpdate
+      assert_equal 'google.co.jp', cojp_pref.domain_name.hostname
+    end
+
     def test_expire_cookies
       url = URI 'http://rubyforge.org/'