diff --git a/composer.lock b/composer.lock
index fb05308..9c01641 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1947,31 +1947,31 @@
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             "require-dev": {
                 "predis/predis": "~1.0",
-                "symfony/expression-language": "~3.4|~4.0"
+                "symfony/expression-language": "^3.4|^4.0|^5.0"
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+                    "dev-master": "4.4-dev"
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@@ -1998,7 +1998,7 @@
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             "description": "Symfony HttpFoundation Component",
             "homepage": "https://symfony.com",
-            "time": "2019-07-23T11:21:36+00:00"
+            "time": "2019-11-28T13:33:56+00:00"
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         {
             "name": "symfony/http-kernel",
@@ -2094,16 +2094,16 @@
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-            "version": "v4.3.3",
+            "version": "v4.4.1",
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                 "url": "https://github.com/symfony/mime.git",
-                "reference": "6b7148029b1dd5eda1502064f06d01357b7b2d8b"
+                "reference": "010cc488e56cafe5f7494dea70aea93100c234df"
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@@ -2111,14 +2111,17 @@
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                 "symfony/polyfill-mbstring": "^1.0"
             },
+            "conflict": {
+                "symfony/mailer": "<4.4"
+            },
             "require-dev": {
-                "egulias/email-validator": "^2.0",
-                "symfony/dependency-injection": "~3.4|^4.1"
+                "egulias/email-validator": "^2.1.10",
+                "symfony/dependency-injection": "^3.4|^4.1|^5.0"
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+                    "dev-master": "4.4-dev"
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             "autoload": {
@@ -2149,7 +2152,7 @@
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-            "time": "2019-07-19T16:21:19+00:00"
+            "time": "2019-11-30T08:27:26+00:00"
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         {
             "name": "symfony/polyfill-ctype",
@@ -2270,16 +2273,16 @@
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+            "version": "v1.13.1",
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                 "url": "https://github.com/symfony/polyfill-intl-idn.git",
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@@ -2293,7 +2296,7 @@
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@@ -2309,13 +2312,13 @@
                 "MIT"
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-                {
-                    "name": "Symfony Community",
-                    "homepage": "https://symfony.com/contributors"
-                },
                 {
                     "name": "Laurent Bassin",
                     "email": "laurent@bassin.info"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
                 }
             ],
             "description": "Symfony polyfill for intl's idn_to_ascii and idn_to_utf8 functions",
@@ -2328,20 +2331,20 @@
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-            "time": "2019-03-04T13:44:35+00:00"
+            "time": "2019-11-27T13:56:44+00:00"
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-            "version": "v1.11.0",
+            "version": "v1.13.1",
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-                "reference": "fe5e94c604826c35a32fa832f35bd036b6799609",
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@@ -2353,7 +2356,7 @@
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@@ -2387,20 +2390,20 @@
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-            "time": "2019-02-06T07:57:58+00:00"
+            "time": "2019-11-27T14:18:11+00:00"
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             "name": "symfony/polyfill-php72",
-            "version": "v1.11.0",
+            "version": "v1.13.1",
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                 "url": "https://github.com/symfony/polyfill-php72.git",
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@@ -2409,7 +2412,7 @@
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@@ -2442,7 +2445,7 @@
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-            "time": "2019-02-06T07:57:58+00:00"
+            "time": "2019-11-27T13:56:44+00:00"
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             "name": "symfony/polyfill-php73",
@@ -3203,8 +3206,8 @@
             "authors": [
                 {
                     "name": "Filipe Dobreira",
-                    "role": "Developer",
-                    "homepage": "https://github.com/filp"
+                    "homepage": "https://github.com/filp",
+                    "role": "Developer"
                 }
             ],
             "description": "php error handling for cool kids",
@@ -4003,8 +4006,8 @@
             "authors": [
                 {
                     "name": "Sebastian Bergmann",
-                    "role": "lead",
-                    "email": "sebastian@phpunit.de"
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
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             ],
             "description": "Utility class for timing",
@@ -4134,8 +4137,8 @@
             "authors": [
                 {
                     "name": "Sebastian Bergmann",
-                    "role": "lead",
-                    "email": "sebastian@phpunit.de"
+                    "email": "sebastian@phpunit.de",
+                    "role": "lead"
                 }
             ],
             "description": "The PHP Unit Testing framework.",