diff --git a/apps/composer.json b/apps/composer.json
index 210d3b9..f4f5ee4 100644
--- a/apps/composer.json
+++ b/apps/composer.json
@@ -52,7 +52,7 @@
     "squizlabs/php_codesniffer": "3.6.0",
     "roave/security-advisories": "dev-master",
     "behat/behat": "3.8.1",
-    "phpstan/phpstan": "0.12.82",
+    "phpstan/phpstan": "0.12.88",
     "povils/phpmnd": "2.4.0"
   },
   "config": {
diff --git a/apps/composer.lock b/apps/composer.lock
index ddfac95..1693832 100644
--- a/apps/composer.lock
+++ b/apps/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": "7aca2dbfe0d201ec0b6eee772140d81e",
+    "content-hash": "350111f82137f90bff2624484581ed39",
     "packages": [
         {
             "name": "composer/installers",
@@ -1320,16 +1320,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "0.12.82",
+            "version": "0.12.88",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "3920f0fb0aff39263d3a4cb0bca120a67a1a6a11"
+                "reference": "464d1a81af49409c41074aa6640ed0c4cbd9bb68"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/3920f0fb0aff39263d3a4cb0bca120a67a1a6a11",
-                "reference": "3920f0fb0aff39263d3a4cb0bca120a67a1a6a11",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/464d1a81af49409c41074aa6640ed0c4cbd9bb68",
+                "reference": "464d1a81af49409c41074aa6640ed0c4cbd9bb68",
                 "shasum": ""
             },
             "require": {
@@ -1360,7 +1360,7 @@
             "description": "PHPStan - PHP Static Analysis Tool",
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/0.12.82"
+                "source": "https://github.com/phpstan/phpstan/tree/0.12.88"
             },
             "funding": [
                 {
@@ -1376,7 +1376,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2021-03-19T06:08:17+00:00"
+            "time": "2021-05-17T12:24:49+00:00"
         },
         {
             "name": "phpunit/php-timer",