diff --git a/composer.lock b/composer.lock
index 252a249..91008ca 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1178,16 +1178,16 @@
         },
         {
             "name": "symfony/process",
-            "version": "v3.4.1",
+            "version": "v3.4.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/process.git",
-                "reference": "db25e810fd5e124085e3777257d0cf4ae533d0ea"
+                "reference": "bb3ef65d493a6d57297cad6c560ee04e2a8f5098"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/process/zipball/db25e810fd5e124085e3777257d0cf4ae533d0ea",
-                "reference": "db25e810fd5e124085e3777257d0cf4ae533d0ea",
+                "url": "https://api.github.com/repos/symfony/process/zipball/bb3ef65d493a6d57297cad6c560ee04e2a8f5098",
+                "reference": "bb3ef65d493a6d57297cad6c560ee04e2a8f5098",
                 "shasum": ""
             },
             "require": {
@@ -1223,20 +1223,20 @@
             ],
             "description": "Symfony Process Component",
             "homepage": "https://symfony.com",
-            "time": "2017-11-22T12:18:49+00:00"
+            "time": "2017-12-14T19:40:10+00:00"
         },
         {
             "name": "symfony/yaml",
-            "version": "v3.4.1",
+            "version": "v3.4.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "f6a99b95b338799645fe9f7880d7d4ca1bf79cc1"
+                "reference": "afe0cd38486505c9703707707d91450cfc1bd536"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/yaml/zipball/f6a99b95b338799645fe9f7880d7d4ca1bf79cc1",
-                "reference": "f6a99b95b338799645fe9f7880d7d4ca1bf79cc1",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/afe0cd38486505c9703707707d91450cfc1bd536",
+                "reference": "afe0cd38486505c9703707707d91450cfc1bd536",
                 "shasum": ""
             },
             "require": {
@@ -1281,7 +1281,7 @@
             ],
             "description": "Symfony Yaml Component",
             "homepage": "https://symfony.com",
-            "time": "2017-12-04T18:15:22+00:00"
+            "time": "2017-12-11T20:38:23+00:00"
         },
         {
             "name": "zonuexe/http-accept-language",
@@ -2861,16 +2861,16 @@
         },
         {
             "name": "symfony/var-dumper",
-            "version": "v3.4.1",
+            "version": "v3.4.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-dumper.git",
-                "reference": "ec650a975a8e04e0c114d35eab732981243db3a2"
+                "reference": "757074cf71b952ce9e75b557538948811c2bf006"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/ec650a975a8e04e0c114d35eab732981243db3a2",
-                "reference": "ec650a975a8e04e0c114d35eab732981243db3a2",
+                "url": "https://api.github.com/repos/symfony/var-dumper/zipball/757074cf71b952ce9e75b557538948811c2bf006",
+                "reference": "757074cf71b952ce9e75b557538948811c2bf006",
                 "shasum": ""
             },
             "require": {
@@ -2926,7 +2926,7 @@
                 "debug",
                 "dump"
             ],
-            "time": "2017-11-30T14:59:23+00:00"
+            "time": "2017-12-11T22:06:16+00:00"
         },
         {
             "name": "theseer/tokenizer",