diff --git a/composer.lock b/composer.lock
index 3ec56c1..75481aa 100644
--- a/composer.lock
+++ b/composer.lock
@@ -8,27 +8,27 @@
     "packages": [
         {
             "name": "api-clients/client-services",
-            "version": "1.3.0",
+            "version": "1.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/php-api-clients/client-services.git",
-                "reference": "d33482017be7f40b41adcad2dd0d378c4348835d"
+                "reference": "a2c4d317b822455a291be6a51a89fded710d984b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/php-api-clients/client-services/zipball/d33482017be7f40b41adcad2dd0d378c4348835d",
-                "reference": "d33482017be7f40b41adcad2dd0d378c4348835d",
+                "url": "https://api.github.com/repos/php-api-clients/client-services/zipball/a2c4d317b822455a291be6a51a89fded710d984b",
+                "reference": "a2c4d317b822455a291be6a51a89fded710d984b",
                 "shasum": ""
             },
             "require": {
                 "api-clients/hydrator": "^1.0",
-                "api-clients/middleware-json": "^3.0 || ^2.0 || ^1.0",
                 "api-clients/rx": "^2.1",
-                "api-clients/transport": "^3.0 || ^2.0 || ^1.0",
+                "api-clients/transport": "^3.1",
                 "igorw/get-in": "^1.0",
                 "php": "^7.0"
             },
             "require-dev": {
+                "api-clients/middleware-json": "^3.1",
                 "api-clients/test-utilities": "^3.0.1"
             },
             "type": "library",
@@ -48,7 +48,7 @@
                 }
             ],
             "description": "Generic client services",
-            "time": "2017-07-22T22:17:30+00:00"
+            "time": "2017-12-19T21:52:26+00:00"
         },
         {
             "name": "api-clients/command-bus",
@@ -5626,7 +5626,7 @@
                 },
                 {
                     "name": "Gert de Pagter",
-                    "email": "BackEndTea@gmail.com"
+                    "email": "backendtea@gmail.com"
                 }
             ],
             "description": "Symfony polyfill for ctype functions",