diff --git a/composer.json b/composer.json
index f365975..7dd22be 100644
--- a/composer.json
+++ b/composer.json
@@ -11,15 +11,9 @@
             "email": "pj@pjdietz.com"
         }
     ],
-    "repositories": [
-        {
-            "type": "vcs",
-            "url": "https://github.com/pjdietz/http-message"
-        }
-    ],
     "require": {
         "php": ">=5.4.0",
-        "psr/http-message": "dev-sync as dev-master"
+        "psr/http-message": "dev-master"
     },
     "require-dev": {
         "phpunit/phpunit": "~4.6"
diff --git a/composer.lock b/composer.lock
index 56040cf..a52a37c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,22 +4,25 @@
         "Read more about it at http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "209edd68b6ddfb3b72782c0560598e07",
+    "hash": "c949a9b62aff4159f1ea8da17f38f508",
     "packages": [
         {
             "name": "psr/http-message",
-            "version": "dev-sync",
+            "version": "dev-master",
             "source": {
                 "type": "git",
-                "url": "https://github.com/pjdietz/http-message.git",
-                "reference": "b20ba628f70c91ddf1cfd47861b54cffbab21129"
+                "url": "https://github.com/php-fig/http-message.git",
+                "reference": "85d63699f0dbedb190bbd4b0d2b9dc707ea4c298"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/pjdietz/http-message/zipball/b20ba628f70c91ddf1cfd47861b54cffbab21129",
-                "reference": "b20ba628f70c91ddf1cfd47861b54cffbab21129",
+                "url": "https://api.github.com/repos/php-fig/http-message/zipball/85d63699f0dbedb190bbd4b0d2b9dc707ea4c298",
+                "reference": "85d63699f0dbedb190bbd4b0d2b9dc707ea4c298",
                 "shasum": ""
             },
+            "require": {
+                "php": ">=5.3.0"
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -28,9 +31,10 @@
             },
             "autoload": {
                 "psr-4": {
-                    "Psr\\Http\\Message\\": "src"
+                    "Psr\\Http\\Message\\": "src/"
                 }
             },
+            "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "MIT"
             ],
@@ -49,10 +53,7 @@
                 "request",
                 "response"
             ],
-            "support": {
-                "source": "https://github.com/pjdietz/http-message/tree/sync"
-            },
-            "time": "2015-04-29 11:09:38"
+            "time": "2015-05-04 20:22:00"
         }
     ],
     "packages-dev": [
@@ -965,17 +966,17 @@
         },
         {
             "name": "symfony/yaml",
-            "version": "v2.6.6",
+            "version": "v2.6.7",
             "target-dir": "Symfony/Component/Yaml",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/Yaml.git",
-                "reference": "174f009ed36379a801109955fc5a71a49fe62dd4"
+                "reference": "f157ab074e453ecd4c0fa775f721f6e67a99d9e2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/Yaml/zipball/174f009ed36379a801109955fc5a71a49fe62dd4",
-                "reference": "174f009ed36379a801109955fc5a71a49fe62dd4",
+                "url": "https://api.github.com/repos/symfony/Yaml/zipball/f157ab074e453ecd4c0fa775f721f6e67a99d9e2",
+                "reference": "f157ab074e453ecd4c0fa775f721f6e67a99d9e2",
                 "shasum": ""
             },
             "require": {
@@ -1000,28 +1001,21 @@
                 "MIT"
             ],
             "authors": [
-                {
-                    "name": "Symfony Community",
-                    "homepage": "http://symfony.com/contributors"
-                },
                 {
                     "name": "Fabien Potencier",
                     "email": "fabien@symfony.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
                 }
             ],
             "description": "Symfony Yaml Component",
-            "homepage": "http://symfony.com",
-            "time": "2015-03-30 15:54:10"
-        }
-    ],
-    "aliases": [
-        {
-            "alias": "dev-master",
-            "alias_normalized": "9999999-dev",
-            "version": "dev-sync",
-            "package": "psr/http-message"
+            "homepage": "https://symfony.com",
+            "time": "2015-05-02 15:18:45"
         }
     ],
+    "aliases": [],
     "minimum-stability": "stable",
     "stability-flags": {
         "psr/http-message": 20