diff --git a/user-restricted-separate-auth-tutorials/cis2/php/composer.lock b/user-restricted-separate-auth-tutorials/cis2/php/composer.lock
index e19965b..8ac2160 100644
--- a/user-restricted-separate-auth-tutorials/cis2/php/composer.lock
+++ b/user-restricted-separate-auth-tutorials/cis2/php/composer.lock
@@ -6901,16 +6901,16 @@
         },
         {
             "name": "symfony/yaml",
-            "version": "v6.4.20",
+            "version": "v6.4.40",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/yaml.git",
-                "reference": "28ee818fce4a73ac1474346b94e4b966f665c53f"
+                "reference": "68dcd1f1602dac9d9221e25729683e0ce8733f3b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/yaml/zipball/28ee818fce4a73ac1474346b94e4b966f665c53f",
-                "reference": "28ee818fce4a73ac1474346b94e4b966f665c53f",
+                "url": "https://api.github.com/repos/symfony/yaml/zipball/68dcd1f1602dac9d9221e25729683e0ce8733f3b",
+                "reference": "68dcd1f1602dac9d9221e25729683e0ce8733f3b",
                 "shasum": ""
             },
             "require": {
@@ -6953,7 +6953,7 @@
             "description": "Loads and dumps YAML files",
             "homepage": "https://symfony.com",
             "support": {
-                "source": "https://github.com/symfony/yaml/tree/v6.4.20"
+                "source": "https://github.com/symfony/yaml/tree/v6.4.40"
             },
             "funding": [
                 {
@@ -6964,12 +6964,16 @@
                     "url": "https://github.com/fabpot",
                     "type": "github"
                 },
+                {
+                    "url": "https://github.com/nicolas-grekas",
+                    "type": "github"
+                },
                 {
                     "url": "https://tidelift.com/funding/github/packagist/symfony/symfony",
                     "type": "tidelift"
                 }
             ],
-            "time": "2025-02-27T20:15:30+00:00"
+            "time": "2026-05-19T20:33:22+00:00"
         },
         {
             "name": "twig/extra-bundle",