diff --git a/composer.lock b/composer.lock
index 31a4cab..6956fc0 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1,7 +1,7 @@
 {
     "_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"
     ],
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@@ -986,16 +986,16 @@
         },
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-            "version": "v2.0.11",
+            "version": "v2.0.20",
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                 "url": "https://github.com/paragonie/random_compat.git",
-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8"
+                "reference": "0f1f60250fccffeaf5dda91eea1c018aed1adc2a"
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-                "reference": "5da4d3c796c275c55f057af5a643ae297d96b4d8",
+                "url": "https://api.github.com/repos/paragonie/random_compat/zipball/0f1f60250fccffeaf5dda91eea1c018aed1adc2a",
+                "reference": "0f1f60250fccffeaf5dda91eea1c018aed1adc2a",
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             "require": {
@@ -1027,10 +1027,16 @@
             "description": "PHP 5.x polyfill for random_bytes() and random_int() from PHP 7",
             "keywords": [
                 "csprng",
+                "polyfill",
                 "pseudorandom",
                 "random"
             ],
-            "time": "2017-09-27T21:40:39+00:00"
+            "support": {
+                "email": "info@paragonie.com",
+                "issues": "https://github.com/paragonie/random_compat/issues",
+                "source": "https://github.com/paragonie/random_compat"
+            },
+            "time": "2021-04-17T09:33:01+00:00"
         },
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@@ -1772,31 +1778,27 @@
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+            "version": "v3.4.47",
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-                "reference": "2cdc7de1921d1a1c805a13dc05e44a2cd58f5ad3"
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-                "reference": "2cdc7de1921d1a1c805a13dc05e44a2cd58f5ad3",
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             "require": {
                 "php": "^5.5.9|>=7.0.8",
-                "symfony/polyfill-mbstring": "~1.1"
+                "symfony/polyfill-mbstring": "~1.1",
+                "symfony/polyfill-php70": "~1.6"
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             "require-dev": {
-                "symfony/expression-language": "~2.8|~3.0"
+                "symfony/expression-language": "~2.8|~3.0|~4.0"
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-            "extra": {
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@@ -1821,7 +1823,24 @@
             ],
             "description": "Symfony HttpFoundation Component",
             "homepage": "https://symfony.com",
-            "time": "2017-09-06T17:07:39+00:00"
+            "support": {
+                "source": "https://github.com/symfony/http-foundation/tree/v3.4.47"
+            },
+            "funding": [
+                {
+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
+                },
+                {
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+                    "type": "tidelift"
+                }
+            ],
+            "time": "2020-10-24T10:57:07+00:00"
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@@ -1911,20 +1930,20 @@
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-                "reference": "7c8fae0ac1d216eb54349e6a8baa57d515fe8803",
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-                "php": ">=5.3.3"
+                "php": ">=7.1"
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@@ -1932,7 +1951,11 @@
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "1.5-dev"
+                    "dev-main": "1.23-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
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             "autoload": {
@@ -1966,7 +1989,92 @@
                 "portable",
                 "shim"
             ],
-            "time": "2017-06-14T15:44:48+00:00"
+            "support": {
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+            },
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+                    "url": "https://symfony.com/sponsor",
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+                },
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+            "time": "2021-05-27T09:27:20+00:00"
+        },
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+                "url": "https://github.com/symfony/polyfill-php70.git",
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+                "reference": "5f03a781d984aae42cebd18e7912fa80f02ee644",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=7.1"
+            },
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+            "extra": {
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+                },
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+                    "url": "https://github.com/symfony/polyfill"
+                }
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+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Nicolas Grekas",
+                    "email": "p@tchwork.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill backporting some PHP 7.0+ features to lower PHP versions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "polyfill",
+                "portable",
+                "shim"
+            ],
+            "support": {
+                "source": "https://github.com/symfony/polyfill-php70/tree/v1.20.0"
+            },
+            "funding": [
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+                    "url": "https://symfony.com/sponsor",
+                    "type": "custom"
+                },
+                {
+                    "url": "https://github.com/fabpot",
+                    "type": "github"
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+                {
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@@ -2334,5 +2442,6 @@
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": [],
-    "platform-dev": []
+    "platform-dev": [],
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 }