diff --git a/composer.json b/composer.json
index 04ce4c5d5..3f78197fd 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
       "composer-runtime-api": "^2.0"
    },
    "require-dev": {
-      "phpstan/phpstan": "0.12.54",
+      "phpstan/phpstan": "0.12.57",
       "phpstan/phpstan-phpunit": "^0.12.6",
       "phpstan/phpstan-strict-rules": "^0.12.2",
       "phpunit/phpunit": "^9.2"
diff --git a/composer.lock b/composer.lock
index 314030e20..5ab343499 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
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         "This file is @generated automatically"
     ],
-    "content-hash": "f7b6b54d43e00372b7dea787d863d8b9",
+    "content-hash": "da01dc4097df12e4b124207d071b81f4",
     "packages": [
         {
             "name": "adhocore/json-comment",
@@ -996,16 +996,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.54",
+            "version": "0.12.57",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "45c7b999a4b7dd9ac5558bdaaf23dcebbef88223"
+                "reference": "f9909d1d0c44b4cbaf72babcf80e8f14d6fdd55b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/45c7b999a4b7dd9ac5558bdaaf23dcebbef88223",
-                "reference": "45c7b999a4b7dd9ac5558bdaaf23dcebbef88223",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/f9909d1d0c44b4cbaf72babcf80e8f14d6fdd55b",
+                "reference": "f9909d1d0c44b4cbaf72babcf80e8f14d6fdd55b",
                 "shasum": ""
             },
             "require": {
@@ -1036,7 +1036,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.54"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.57"
             },
             "funding": [
                 {
@@ -1052,7 +1052,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-11-05T13:36:26+00:00"
+            "time": "2020-11-21T12:53:28+00:00"
         },
         {
             "name": "phpstan/phpstan-phpunit",