diff --git a/tools/phpstan/composer.lock b/tools/phpstan/composer.lock
index 8aeb21f..a901e1e 100644
--- a/tools/phpstan/composer.lock
+++ b/tools/phpstan/composer.lock
@@ -9,16 +9,16 @@
     "packages-dev": [
         {
             "name": "phpstan/phpstan",
-            "version": "1.10.20",
+            "version": "1.10.21",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "c4c8adb56313fbd59ff5a5f4a496bbed1a6b8803"
+                "reference": "b2a30186be2e4d97dce754ae4e65eb0ec2f04eb5"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/c4c8adb56313fbd59ff5a5f4a496bbed1a6b8803",
-                "reference": "c4c8adb56313fbd59ff5a5f4a496bbed1a6b8803",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/b2a30186be2e4d97dce754ae4e65eb0ec2f04eb5",
+                "reference": "b2a30186be2e4d97dce754ae4e65eb0ec2f04eb5",
                 "shasum": ""
             },
             "require": {
@@ -67,7 +67,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-06-20T12:07:40+00:00"
+            "time": "2023-06-21T20:07:58+00:00"
         }
     ],
     "aliases": [],