diff --git a/backend/composer.lock b/backend/composer.lock
index dffeadd..9dc83f8 100644
--- a/backend/composer.lock
+++ b/backend/composer.lock
@@ -1952,8 +1952,8 @@
             "authors": [
                 {
                     "name": "Luís Otávio Cobucci Oblonczyk",
-                    "role": "Developer",
-                    "email": "lcobucci@gmail.com"
+                    "email": "lcobucci@gmail.com",
+                    "role": "Developer"
                 }
             ],
             "description": "A simple library to work with JSON Web Token and JSON Web Signature",
@@ -6421,28 +6421,28 @@
         },
         {
             "name": "symfony/var-exporter",
-            "version": "v4.3.3",
+            "version": "v4.4.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-exporter.git",
-                "reference": "9dee83031dcf6dcb53bb7ec1c51de085329bf5cb"
+                "reference": "1a76a943f2af334da13bc9f33f49392fa530eec9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-exporter/zipball/9dee83031dcf6dcb53bb7ec1c51de085329bf5cb",
-                "reference": "9dee83031dcf6dcb53bb7ec1c51de085329bf5cb",
+                "url": "https://api.github.com/repos/symfony/var-exporter/zipball/1a76a943f2af334da13bc9f33f49392fa530eec9",
+                "reference": "1a76a943f2af334da13bc9f33f49392fa530eec9",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1.3"
             },
             "require-dev": {
-                "symfony/var-dumper": "^4.1.1"
+                "symfony/var-dumper": "^4.1.1|^5.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.3-dev"
+                    "dev-master": "4.4-dev"
                 }
             },
             "autoload": {
@@ -6477,7 +6477,7 @@
                 "instantiate",
                 "serialize"
             ],
-            "time": "2019-06-22T08:39:44+00:00"
+            "time": "2020-01-04T13:00:46+00:00"
         },
         {
             "name": "symfony/yaml",
@@ -6583,19 +6583,19 @@
             "authors": [
                 {
                     "name": "Fabien Potencier",
-                    "role": "Lead Developer",
                     "email": "fabien@symfony.com",
-                    "homepage": "http://fabien.potencier.org"
+                    "homepage": "http://fabien.potencier.org",
+                    "role": "Lead Developer"
                 },
                 {
                     "name": "Armin Ronacher",
-                    "role": "Project Founder",
-                    "email": "armin.ronacher@active-4.com"
+                    "email": "armin.ronacher@active-4.com",
+                    "role": "Project Founder"
                 },
                 {
                     "name": "Twig Team",
-                    "role": "Contributors",
-                    "homepage": "https://twig.symfony.com/contributors"
+                    "homepage": "https://twig.symfony.com/contributors",
+                    "role": "Contributors"
                 }
             ],
             "description": "Twig, the flexible, fast, and secure template language for PHP",
@@ -6798,6 +6798,7 @@
                 "code",
                 "zf2"
             ],
+            "abandoned": "laminas/laminas-code",
             "time": "2018-08-13T20:36:59+00:00"
         },
         {
@@ -6852,6 +6853,7 @@
                 "events",
                 "zf2"
             ],
+            "abandoned": "laminas/laminas-eventmanager",
             "time": "2018-04-25T15:33:34+00:00"
         },
         {