diff --git a/composer.json b/composer.json
index daaac93a..5aa7b06a 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
     "ergebnis/phpstan-rules": "~0.15.1",
     "infection/infection": "~0.13.6",
     "phpstan/extension-installer": "^1.0.4",
-    "phpstan/phpstan": "~0.12.39",
+    "phpstan/phpstan": "~0.12.40",
     "phpstan/phpstan-deprecation-rules": "~0.12.5",
     "phpstan/phpstan-phpunit": "~0.12.16",
     "phpstan/phpstan-strict-rules": "~0.12.4",
diff --git a/composer.lock b/composer.lock
index a3954190..d35726ac 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": "115bcd3dcd5fb271bdc45f91422afc4d",
+    "content-hash": "9020d34c21c1d808c17ae7ea40db6933",
     "packages": [
         {
             "name": "ergebnis/classy",
@@ -2324,16 +2324,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.39",
+            "version": "0.12.40",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "f970cab80f0a681019dc669bf8c72905845dadaa"
+                "reference": "dce7293ad7b59fc09a9ab9b0b5b44902c092ca17"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/f970cab80f0a681019dc669bf8c72905845dadaa",
-                "reference": "f970cab80f0a681019dc669bf8c72905845dadaa",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/dce7293ad7b59fc09a9ab9b0b5b44902c092ca17",
+                "reference": "dce7293ad7b59fc09a9ab9b0b5b44902c092ca17",
                 "shasum": ""
             },
             "require": {
@@ -2376,7 +2376,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2020-08-24T21:34:53+00:00"
+            "time": "2020-08-26T19:06:20+00:00"
         },
         {
             "name": "phpstan/phpstan-deprecation-rules",