diff --git a/composer.json b/composer.json
index 5d506d1..3ff57a3 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     "php": "^7.0",
     "api-clients/json": "^1.0",
     "api-clients/middleware": "^4.0",
-    "clue/buzz-react": "^1.1",
+    "clue/buzz-react": "^2.0 || ^1.4",
     "psr/http-message": "^1.0",
     "ringcentral/psr7": "^1.2",
     "wyrihaximus/ticking-promise": "^1.6"
diff --git a/composer.lock b/composer.lock
index 5f4b9a4..c4303df 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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-    "content-hash": "ed6c33b92f90f81f72fc63655be494a2",
+    "content-hash": "58e2746dfd62786ad44cd00c948bbe08",
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@@ -100,32 +100,35 @@
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             "name": "clue/buzz-react",
-            "version": "v1.1.0",
+            "version": "v1.4.0",
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                 "url": "https://github.com/clue/php-buzz-react.git",
-                "reference": "693c96d35f0cd0e4f0e1a51b976433a91792eff9"
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-                "reference": "693c96d35f0cd0e4f0e1a51b976433a91792eff9",
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-                "react/promise": "^2 || ^1.1",
-                "react/socket-client": "^0.5 || ^0.4.5",
-                "react/stream": "^0.4 || ^0.3.1",
+                "react/http-client": "^0.5",
+                "react/promise": "^2.2.1",
+                "react/promise-stream": "^0.1.1",
+                "react/socket": "^0.8",
+                "react/socket-client": "^0.7 || ^0.6",
+                "react/stream": "^0.6 || ^0.5 || ^0.4.6",
                 "ringcentral/psr7": "^1.2"
             },
             "require-dev": {
                 "clue/block-react": "^1.0",
-                "phpunit/phpunit": "^4.5"
+                "clue/socks-react": "^0.8 || ^0.7",
+                "phpunit/phpunit": "^4.5",
+                "react/http": "^0.7.2"
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@@ -143,15 +146,16 @@
                     "email": "christian@lueck.tv"
                 }
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-            "description": "Simple, async HTTP client for concurrently processing any number of HTTP requests, built on top of React PHP",
+            "description": "Simple, async PSR-7 HTTP client for concurrently processing any number of HTTP requests, built on top of ReactPHP",
             "homepage": "https://github.com/clue/php-buzz-react",
             "keywords": [
                 "async",
                 "http",
                 "http client",
+                "psr-7",
                 "reactphp"
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-            "time": "2016-10-21T10:29:37+00:00"
+            "time": "2017-09-15T10:13:52+00:00"
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@@ -258,27 +262,22 @@
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-            "version": "v1.0.1",
+            "version": "v1.0",
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-                "reference": "83893c552fd2045dd78aef794c31e694c37c0b8c"
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-                "reference": "83893c552fd2045dd78aef794c31e694c37c0b8c",
+                "url": "https://api.github.com/repos/doctrine/lexer/zipball/2f708a85bb3aab5d99dab8be435abd73e0b18acb",
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@@ -290,16 +289,19 @@
             ],
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                 {
-                    "name": "Roman Borschel",
-                    "email": "roman@code-factory.org"
+                    "name": "Guilherme Blanco",
+                    "email": "guilhermeblanco@gmail.com",
+                    "homepage": "http://www.instaclick.com"
                 },
                 {
-                    "name": "Guilherme Blanco",
-                    "email": "guilhermeblanco@gmail.com"
+                    "name": "Roman Borschel",
+                    "email": "roman@code-factory.org"
                 },
                 {
                     "name": "Johannes Schmitt",
-                    "email": "schmittjoh@gmail.com"
+                    "email": "schmittjoh@gmail.com",
+                    "homepage": "https://github.com/schmittjoh",
+                    "role": "Developer of wrapped JMSSerializerBundle"
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             "description": "Base library for a lexer that can be used in Top-Down, Recursive Descent Parsers.",
@@ -308,7 +310,7 @@
                 "lexer",
                 "parser"
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-            "time": "2014-09-09T13:34:57+00:00"
+            "time": "2013-01-12T18:59:04+00:00"
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@@ -358,32 +360,32 @@
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-                "reference": "f5b8a8512e2b58b0071a7280e39f14f72e05d87c",
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+                "psr/http-message": "^1.0"
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             },
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+                "phpunit/phpunit": "^4.0"
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+                    "dev-master": "1.0-dev"
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@@ -391,7 +393,7 @@
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-                    "src/functions_include.php"
+                    "src/functions.php"
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@@ -403,36 +405,29 @@
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-                    "name": "Tobias Schultze",
-                    "homepage": "https://github.com/Tobion"
                 }
             ],
-            "description": "PSR-7 message implementation that also provides common utility methods",
+            "description": "PSR-7 message implementation",
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                 "http",
                 "message",
-                "request",
-                "response",
                 "stream",
-                "uri",
-                "url"
+                "uri"
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+            "time": "2015-05-19T17:58:45+00:00"
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-            "version": "1.0.1",
+            "version": "1.0",
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                 "url": "https://github.com/php-fig/http-message.git",
-                "reference": "f6561bf28d520154e4b0ec72be95418abe6d9363"
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@@ -460,7 +455,6 @@
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@@ -469,30 +463,35 @@
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-                "react/promise": "~2.0|~1.1"
+                "php": ">=5.4.0",
+                "react/promise": "~2.0"
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+            "extra": {
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@@ -503,20 +502,20 @@
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+            "time": "2014-02-02T01:11:26+00:00"
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-            "version": "v0.4.7",
+            "version": "v0.4.9",
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                 "url": "https://github.com/reactphp/dns.git",
-                "reference": "e09ca286e3e18fea93317315dd7fc59d7963af8a"
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@@ -524,8 +523,8 @@
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-                "react/socket": "^0.7 || ^0.6 || ^0.5 || ^0.4.4",
-                "react/stream": "^0.6 || ^0.5 || ^0.4.5"
+                "react/socket": "^1.0 || ^0.8 || ^0.7 || ^0.6 || ^0.5 || ^0.4.4",
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@@ -545,20 +544,20 @@
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-            "time": "2017-03-31T16:21:48+00:00"
+            "time": "2017-05-01T17:21:03+00:00"
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-            "version": "v0.4.2",
+            "version": "v0.4.0",
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-                "reference": "164799f73175e1c80bba92a220ea35df6ca371dd"
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@@ -572,12 +571,12 @@
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@@ -586,34 +585,32 @@
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-                "asynchronous",
                 "event-loop"
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-            "time": "2016-03-08T02:09:32+00:00"
+            "time": "2014-02-02T21:27:39+00:00"
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-            "version": "v0.4.17",
+            "version": "v0.5.0",
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-                "react/event-loop": "0.4.*",
+                "react/event-loop": "^1.0 || ^0.5 || ^0.4 || ^0.3",
                 "react/promise": "~2.2",
-                "react/socket-client": "^0.5 || ^0.4 || ^0.3",
-                "react/stream": "0.4.*"
+                "react/socket": "^1.0 || ^0.8 || ^0.7",
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@@ -628,33 +625,35 @@
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-            "description": "Asynchronous HTTP client library.",
+            "description": "Event-driven, streaming HTTP client for ReactPHP",
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-            "time": "2017-03-20T09:55:48+00:00"
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-            "version": "v2.5.1",
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-                "reference": "62785ae604c8d69725d693eb370e1d67e94c4053"
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@@ -674,24 +673,76 @@
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+            "time": "2016-03-31T13:10:33+00:00"
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+                "react/event-loop": "^1.0 || ^0.5 || ^0.4 || ^0.3",
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+            "type": "library",
+            "autoload": {
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+                },
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+            "notification-url": "https://packagist.org/downloads/",
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+                }
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+            "description": "The missing link between Promise-land and Stream-land for React PHP",
+            "homepage": "https://github.com/reactphp/promise-stream",
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+                "Buffer",
+                "async",
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