diff --git a/composer.json b/composer.json
index b496cfcd81..ad0369a552 100644
--- a/composer.json
+++ b/composer.json
@@ -49,7 +49,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^9",
-        "phpstan/phpstan": "^1.4"
+        "phpstan/phpstan": "^1.8"
     },
     "suggest": {
         "ext-bcmath": "*",
diff --git a/composer.lock b/composer.lock
index eeee3d224c..d035196454 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "c9b6449b272efa99c5181f985531ebb3",
+    "content-hash": "dba43e1497c279b1fd7806e9d7fa3d9e",
     "packages": [
         {
             "name": "async-aws/core",
@@ -6456,20 +6456,20 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.4.8",
+            "version": "1.8.9",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "2a6d6704b17c4db6190cc3104056c0aad740cb15"
+                "reference": "3a72d9d9f2528fbd50c2d8fcf155fd9f74ade3f2"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/2a6d6704b17c4db6190cc3104056c0aad740cb15",
-                "reference": "2a6d6704b17c4db6190cc3104056c0aad740cb15",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/3a72d9d9f2528fbd50c2d8fcf155fd9f74ade3f2",
+                "reference": "3a72d9d9f2528fbd50c2d8fcf155fd9f74ade3f2",
                 "shasum": ""
             },
             "require": {
-                "php": "^7.1|^8.0"
+                "php": "^7.2|^8.0"
             },
             "conflict": {
                 "phpstan/phpstan-shim": "*"
@@ -6479,11 +6479,6 @@
                 "phpstan.phar"
             ],
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.4-dev"
-                }
-            },
             "autoload": {
                 "files": [
                     "bootstrap.php"
@@ -6494,9 +6489,13 @@
                 "MIT"
             ],
             "description": "PHPStan - PHP Static Analysis Tool",
+            "keywords": [
+                "dev",
+                "static analysis"
+            ],
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/1.4.8"
+                "source": "https://github.com/phpstan/phpstan/tree/1.8.9"
             },
             "funding": [
                 {
@@ -6507,16 +6506,12 @@
                     "url": "https://github.com/phpstan",
                     "type": "github"
                 },
-                {
-                    "url": "https://www.patreon.com/phpstan",
-                    "type": "patreon"
-                },
                 {
                     "url": "https://tidelift.com/funding/github/packagist/phpstan/phpstan",
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-03-04T13:03:56+00:00"
+            "time": "2022-10-13T13:40:18+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",
@@ -7975,5 +7970,5 @@
         "ext-pdo": "*"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.1.0"
+    "plugin-api-version": "2.0.0"
 }