diff --git a/composer.lock b/composer.lock
index 408915e..8a7f95a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -268,16 +268,16 @@
         },
         {
             "name": "symfony/cache",
-            "version": "v4.3.7",
+            "version": "v4.3.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/cache.git",
-                "reference": "30a51b2401ee15bfc7ea98bd7af0f9d80e26e649"
+                "reference": "2a7bcc592adcaab9efc165bbced5a91fe905fad4"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/cache/zipball/30a51b2401ee15bfc7ea98bd7af0f9d80e26e649",
-                "reference": "30a51b2401ee15bfc7ea98bd7af0f9d80e26e649",
+                "url": "https://api.github.com/repos/symfony/cache/zipball/2a7bcc592adcaab9efc165bbced5a91fe905fad4",
+                "reference": "2a7bcc592adcaab9efc165bbced5a91fe905fad4",
                 "shasum": ""
             },
             "require": {
@@ -342,7 +342,7 @@
                 "caching",
                 "psr6"
             ],
-            "time": "2019-10-30T12:58:49+00:00"
+            "time": "2019-12-01T10:50:31+00:00"
         },
         {
             "name": "symfony/config",
@@ -1598,28 +1598,28 @@
         },
         {
             "name": "symfony/var-exporter",
-            "version": "v4.3.7",
+            "version": "v4.4.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/var-exporter.git",
-                "reference": "d5b4e2d334c1d80e42876c7d489896cfd37562f2"
+                "reference": "e566070effe60b8d16b99e958cdbd92aa2e470cb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/var-exporter/zipball/d5b4e2d334c1d80e42876c7d489896cfd37562f2",
-                "reference": "d5b4e2d334c1d80e42876c7d489896cfd37562f2",
+                "url": "https://api.github.com/repos/symfony/var-exporter/zipball/e566070effe60b8d16b99e958cdbd92aa2e470cb",
+                "reference": "e566070effe60b8d16b99e958cdbd92aa2e470cb",
                 "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": {
@@ -1654,7 +1654,7 @@
                 "instantiate",
                 "serialize"
             ],
-            "time": "2019-08-22T07:33:08+00:00"
+            "time": "2019-12-01T08:39:58+00:00"
         },
         {
             "name": "symfony/yaml",