diff --git a/composer.json b/composer.json
index f1586dd..59ec98c 100644
--- a/composer.json
+++ b/composer.json
@@ -15,7 +15,7 @@
         "mockery/mockery": "0.9.*",
         "phpunit/phpunit": "~6.0",
         "symfony/css-selector": "2.8.*|3.1.*",
-        "symfony/dom-crawler": "2.8.*|3.1.*"
+        "symfony/dom-crawler": "^3.4.47"
     },
     "autoload": {
         "classmap": [
diff --git a/composer.lock b/composer.lock
index 1597e06..d5b81d6 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,10 +1,10 @@
 {
     "_readme": [
         "This file locks the dependencies of your project to a known state",
-        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
+        "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "7075279850d2757284ec4f45793eee25",
+    "content-hash": "eb6aa61023aa4c24c6baad631eae0381",
     "packages": [
         {
             "name": "doctrine/inflector",
@@ -560,6 +560,7 @@
                 "cron",
                 "schedule"
             ],
+            "abandoned": "dragonmantank/cron-expression",
             "time": "2017-01-23T04:29:33+00:00"
         },
         {
@@ -866,6 +867,11 @@
                 "MIT"
             ],
             "authors": [
+                {
+                    "name": "Ben Ramsey",
+                    "email": "ben@benramsey.com",
+                    "homepage": "https://benramsey.com"
+                },
                 {
                     "name": "Marijn Huizendveld",
                     "email": "marijn.huizendveld@gmail.com"
@@ -873,11 +879,6 @@
                 {
                     "name": "Thibaud Fabre",
                     "email": "thibaud@aztech.io"
-                },
-                {
-                    "name": "Ben Ramsey",
-                    "email": "ben@benramsey.com",
-                    "homepage": "https://benramsey.com"
                 }
             ],
             "description": "Formerly rhumsaa/uuid. A PHP 5.4+ library for generating RFC 4122 version 1, 3, 4, and 5 universally unique identifiers (UUID).",
@@ -1452,20 +1453,20 @@
         },
         {
             "name": "symfony/polyfill-mbstring",
-            "version": "v1.6.0",
+            "version": "v1.20.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/polyfill-mbstring.git",
-                "reference": "2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296"
+                "reference": "39d483bdf39be819deabf04ec872eb0b2410b531"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296",
-                "reference": "2ec8b39c38cb16674bbf3fea2b6ce5bf117e1296",
+                "url": "https://api.github.com/repos/symfony/polyfill-mbstring/zipball/39d483bdf39be819deabf04ec872eb0b2410b531",
+                "reference": "39d483bdf39be819deabf04ec872eb0b2410b531",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.3"
+                "php": ">=7.1"
             },
             "suggest": {
                 "ext-mbstring": "For best performance"
@@ -1473,7 +1474,11 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.6-dev"
+                    "dev-main": "1.20-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
                 }
             },
             "autoload": {
@@ -1507,7 +1512,21 @@
                 "portable",
                 "shim"
             ],
-            "time": "2017-10-11T12:05:26+00:00"
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-10-23T14:02:19+00:00"
         },
         {
             "name": "symfony/process",
@@ -2077,6 +2096,7 @@
                 "faker",
                 "fixtures"
             ],
+            "abandoned": true,
             "time": "2017-08-15T16:48:10+00:00"
         },
         {
@@ -2793,6 +2813,7 @@
             "keywords": [
                 "tokenizer"
             ],
+            "abandoned": true,
             "time": "2017-08-20T05:47:52+00:00"
         },
         {
@@ -2936,6 +2957,7 @@
                 "mock",
                 "xunit"
             ],
+            "abandoned": true,
             "time": "2017-08-03T14:08:16+00:00"
         },
         {
@@ -3499,34 +3521,30 @@
         },
         {
             "name": "symfony/dom-crawler",
-            "version": "v3.1.10",
+            "version": "v3.4.47",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/dom-crawler.git",
-                "reference": "7eede2a901a19928494194f7d1815a77b9a473a0"
+                "reference": "ef97bcfbae5b384b4ca6c8d57b617722f15241a6"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/7eede2a901a19928494194f7d1815a77b9a473a0",
-                "reference": "7eede2a901a19928494194f7d1815a77b9a473a0",
+                "url": "https://api.github.com/repos/symfony/dom-crawler/zipball/ef97bcfbae5b384b4ca6c8d57b617722f15241a6",
+                "reference": "ef97bcfbae5b384b4ca6c8d57b617722f15241a6",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.5.9",
+                "php": "^5.5.9|>=7.0.8",
+                "symfony/polyfill-ctype": "~1.8",
                 "symfony/polyfill-mbstring": "~1.0"
             },
             "require-dev": {
-                "symfony/css-selector": "~2.8|~3.0"
+                "symfony/css-selector": "~2.8|~3.0|~4.0"
             },
             "suggest": {
                 "symfony/css-selector": ""
             },
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "3.1-dev"
-                }
-            },
             "autoload": {
                 "psr-4": {
                     "Symfony\\Component\\DomCrawler\\": ""
@@ -3551,7 +3569,97 @@
             ],
             "description": "Symfony DomCrawler Component",
             "homepage": "https://symfony.com",
-            "time": "2017-01-21T17:13:55+00:00"
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-10-24T10:57:07+00:00"
+        },
+        {
+            "name": "symfony/polyfill-ctype",
+            "version": "v1.20.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-ctype.git",
+                "reference": "f4ba089a5b6366e453971d3aad5fe8e897b37f41"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/f4ba089a5b6366e453971d3aad5fe8e897b37f41",
+                "reference": "f4ba089a5b6366e453971d3aad5fe8e897b37f41",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
+            "suggest": {
+                "ext-ctype": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-main": "1.20-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Ctype\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for ctype functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
+                    "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-10-23T14:02:19+00:00"
         },
         {
             "name": "theseer/tokenizer",
@@ -3652,5 +3760,6 @@
     "platform": {
         "php": ">=7.1.0"
     },
-    "platform-dev": []
+    "platform-dev": [],
+    "plugin-api-version": "1.1.0"
 }