diff --git a/composer.json b/composer.json
index ddc9f7a..2d683eb 100644
--- a/composer.json
+++ b/composer.json
@@ -45,7 +45,7 @@
     "lendable/clock": "^2.3",
     "php-cs-fixer/shim": "^v3.26.1",
     "php-standard-library/phpstan-extension": "^1.0",
-    "phpstan/phpstan": "^1.10.33",
+    "phpstan/phpstan": "^1.10.34",
     "phpstan/phpstan-deprecation-rules": "^1.1.4",
     "phpstan/phpstan-phpunit": "^1.3.14",
     "phpstan/phpstan-strict-rules": "^1.5.1",
diff --git a/composer.lock b/composer.lock
index a33b275..1862811 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": "e2376b61afb67f1054bc607426587f0f",
+    "content-hash": "1557a27c571a4fb85e49d2500c1594b6",
     "packages": [
         {
             "name": "amphp/amp",
@@ -2648,16 +2648,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.10.33",
+            "version": "1.10.34",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "03b1cf9f814ba0863c4e9affea49a4d1ed9a2ed1"
+                "reference": "7f806b6f1403e6914c778140e2ba07c293cb4901"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/03b1cf9f814ba0863c4e9affea49a4d1ed9a2ed1",
-                "reference": "03b1cf9f814ba0863c4e9affea49a4d1ed9a2ed1",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/7f806b6f1403e6914c778140e2ba07c293cb4901",
+                "reference": "7f806b6f1403e6914c778140e2ba07c293cb4901",
                 "shasum": ""
             },
             "require": {
@@ -2706,7 +2706,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-09-04T12:20:53+00:00"
+            "time": "2023-09-13T09:49:47+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",