diff --git a/composer.json b/composer.json
index ba85dd6a..ed66dd4b 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,7 @@
     "infection/infection": "~0.15.3",
     "jangregor/phpstan-prophecy": "~0.8.1",
     "phpstan/extension-installer": "^1.0.5",
-    "phpstan/phpstan": "~0.12.54",
+    "phpstan/phpstan": "~0.12.55",
     "phpstan/phpstan-deprecation-rules": "~0.12.5",
     "phpstan/phpstan-phpunit": "~0.12.16",
     "phpstan/phpstan-strict-rules": "~0.12.5",
diff --git a/composer.lock b/composer.lock
index 6cb8fa57..d47c2434 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": "c5101047ca1b3cf03069832a8722f220",
+    "content-hash": "ff0aaf68521af53253a6fd9d4a2e5842",
     "packages": [],
     "packages-dev": [
         {
@@ -2222,16 +2222,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.54",
+            "version": "0.12.55",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "45c7b999a4b7dd9ac5558bdaaf23dcebbef88223"
+                "reference": "4382b2b2059ec7e5135d07685ec1e3e16ae32d16"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/45c7b999a4b7dd9ac5558bdaaf23dcebbef88223",
-                "reference": "45c7b999a4b7dd9ac5558bdaaf23dcebbef88223",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/4382b2b2059ec7e5135d07685ec1e3e16ae32d16",
+                "reference": "4382b2b2059ec7e5135d07685ec1e3e16ae32d16",
                 "shasum": ""
             },
             "require": {
@@ -2274,7 +2274,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-11-05T13:36:26+00:00"
+            "time": "2020-11-14T10:20:35+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",