diff --git a/composer.lock b/composer.lock
index 3580d109dc..024f352a8b 100644
--- a/composer.lock
+++ b/composer.lock
@@ -8,27 +8,27 @@
     "packages": [
         {
             "name": "amphp/amp",
-            "version": "v2.5.2",
+            "version": "v2.6.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/amphp/amp.git",
-                "reference": "efca2b32a7580087adb8aabbff6be1dc1bb924a9"
+                "reference": "9d5100cebffa729aaffecd3ad25dc5aeea4f13bb"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/amphp/amp/zipball/efca2b32a7580087adb8aabbff6be1dc1bb924a9",
-                "reference": "efca2b32a7580087adb8aabbff6be1dc1bb924a9",
+                "url": "https://api.github.com/repos/amphp/amp/zipball/9d5100cebffa729aaffecd3ad25dc5aeea4f13bb",
+                "reference": "9d5100cebffa729aaffecd3ad25dc5aeea4f13bb",
                 "shasum": ""
             },
             "require": {
-                "php": ">=7"
+                "php": ">=7.1"
             },
             "require-dev": {
                 "amphp/php-cs-fixer-config": "dev-master",
                 "amphp/phpunit-util": "^1",
                 "ext-json": "*",
                 "jetbrains/phpstorm-stubs": "^2019.3",
-                "phpunit/phpunit": "^6.0.9 | ^7",
+                "phpunit/phpunit": "^7 | ^8 | ^9",
                 "psalm/phar": "^3.11@dev",
                 "react/promise": "^2"
             },
@@ -39,13 +39,13 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Amp\\": "lib"
-                },
                 "files": [
                     "lib/functions.php",
                     "lib/Internal/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Amp\\": "lib"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -70,7 +70,7 @@
                 }
             ],
             "description": "A non-blocking concurrency framework for PHP applications.",
-            "homepage": "http://amphp.org/amp",
+            "homepage": "https://amphp.org/amp",
             "keywords": [
                 "async",
                 "asynchronous",
@@ -88,7 +88,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-01-10T17:06:37+00:00"
+            "time": "2022-02-20T17:52:18+00:00"
         },
         {
             "name": "amphp/byte-stream",
@@ -123,12 +123,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Amp\\ByteStream\\": "lib"
-                },
                 "files": [
                     "lib/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Amp\\ByteStream\\": "lib"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -192,14 +192,14 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "Amp\\Parallel\\": "lib"
-                },
                 "files": [
                     "lib/Context/functions.php",
                     "lib/Sync/functions.php",
                     "lib/Worker/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Amp\\Parallel\\": "lib"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -303,12 +303,12 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "Amp\\Process\\": "lib"
-                },
                 "files": [
                     "lib/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Amp\\Process\\": "lib"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -417,13 +417,13 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "Amp\\Sync\\": "src"
-                },
                 "files": [
                     "src/functions.php",
                     "src/ConcurrentIterator/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Amp\\Sync\\": "src"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -767,12 +767,12 @@
             },
             "type": "library",
             "autoload": {
-                "psr-0": {
-                    "HTMLPurifier": "library/"
-                },
                 "files": [
                     "library/HTMLPurifier.composer.php"
                 ],
+                "psr-0": {
+                    "HTMLPurifier": "library/"
+                },
                 "exclude-from-classmap": [
                     "/library/HTMLPurifier/Language/"
                 ]
@@ -1462,7 +1462,7 @@
             "license": [
                 "BSD-2-Clause"
             ],
-            "description": "A collection of stream wrappers."
+            "description": "A library of stream wrappers."
         },
         {
             "name": "pear-pear.horde.org/Horde_Stringprep",
@@ -1521,7 +1521,7 @@
             "license": [
                 "BSD-2-Clause"
             ],
-            "description": "Support classes not tied to Horde but is used by it. These classes can be used outside of Horde as well."
+            "description": "Support library not tied to Horde but used by it."
         },
         {
             "name": "pear-pear.horde.org/Horde_Text_Filter",
@@ -1729,13 +1729,13 @@
             },
             "type": "library",
             "autoload": {
-                "psr-4": {
-                    "Rubix\\ML\\": "src/"
-                },
                 "files": [
                     "src/constants.php",
                     "src/functions.php"
-                ]
+                ],
+                "psr-4": {
+                    "Rubix\\ML\\": "src/"
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -1974,12 +1974,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Mbstring\\": ""
-                },
                 "files": [
                     "bootstrap.php"
-                ]
+                ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Mbstring\\": ""
+                }
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
@@ -2048,12 +2048,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php73\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php73\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]
@@ -2124,12 +2124,12 @@
                 }
             },
             "autoload": {
-                "psr-4": {
-                    "Symfony\\Polyfill\\Php80\\": ""
-                },
                 "files": [
                     "bootstrap.php"
                 ],
+                "psr-4": {
+                    "Symfony\\Polyfill\\Php80\\": ""
+                },
                 "classmap": [
                     "Resources/stubs"
                 ]