diff --git a/composer.json b/composer.json
index a4930b3..5dd65e2 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
         "composer/semver": "^3.3",
         "thecodingmachine/safe": "^2.5",
         "vlucas/phpdotenv": "^5.5",
-        "azjezz/psl": "^3.1"
+        "azjezz/psl": "^4.1"
     },
     "license": "MIT",
     "autoload": {
diff --git a/composer.lock b/composer.lock
index c9b9738..c4a5d86 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "d3f0c69647fa74ee531b04d97e3c3896",
+    "content-hash": "ce6fe9bb7ef154239f18db24d466910b",
     "packages": [
         {
             "name": "azjezz/psl",
-            "version": "3.3.0",
+            "version": "4.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/azjezz/psl.git",
-                "reference": "78078f2c505473d2a28319ffe426b2a82ac76790"
+                "reference": "8b962895814bd665f0eac10b1f53c836fbcecdca"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/azjezz/psl/zipball/78078f2c505473d2a28319ffe426b2a82ac76790",
-                "reference": "78078f2c505473d2a28319ffe426b2a82ac76790",
+                "url": "https://api.github.com/repos/azjezz/psl/zipball/8b962895814bd665f0eac10b1f53c836fbcecdca",
+                "reference": "8b962895814bd665f0eac10b1f53c836fbcecdca",
                 "shasum": ""
             },
             "require": {
@@ -26,17 +26,15 @@
                 "ext-json": "*",
                 "ext-mbstring": "*",
                 "ext-sodium": "*",
-                "php": "~8.2.0 || ~8.3.0 || ~8.4.0",
-                "revolt/event-loop": "^1.0.6"
+                "php": "~8.3.0 || ~8.4.0",
+                "revolt/event-loop": "^1.0.7"
             },
             "require-dev": {
-                "carthage-software/mago": "~0.13.1",
+                "carthage-software/mago": "^1.0.0-beta.32",
+                "infection/infection": "^0.31.2",
                 "php-coveralls/php-coveralls": "^2.7.0",
-                "php-standard-library/psalm-plugin": "^2.3.0",
-                "phpbench/phpbench": "^1.2.15",
-                "phpunit/phpunit": "^9.6.18",
-                "roave/infection-static-analysis-plugin": "^1.36.0",
-                "vimeo/psalm": "^6.0.0"
+                "phpbench/phpbench": "^1.4.0",
+                "phpunit/phpunit": "^9.6.22"
             },
             "suggest": {
                 "php-standard-library/phpstan-extension": "PHPStan integration",
@@ -70,15 +68,19 @@
             "description": "PHP Standard Library",
             "support": {
                 "issues": "https://github.com/azjezz/psl/issues",
-                "source": "https://github.com/azjezz/psl/tree/3.3.0"
+                "source": "https://github.com/azjezz/psl/tree/4.1.0"
             },
             "funding": [
                 {
                     "url": "https://github.com/azjezz",
                     "type": "github"
+                },
+                {
+                    "url": "https://github.com/veewee",
+                    "type": "github"
                 }
             ],
-            "time": "2025-03-03T00:07:00+00:00"
+            "time": "2025-10-23T11:34:56+00:00"
         },
         {
             "name": "composer/semver",