diff --git a/apps/composer.json b/apps/composer.json
index 70ab35f..448a73e 100644
--- a/apps/composer.json
+++ b/apps/composer.json
@@ -20,7 +20,7 @@
   },
   "require-dev": {
     "behat/behat": "3.12.0",
-    "phpstan/phpstan": "1.9.14",
+    "phpstan/phpstan": "1.9.18",
     "squizlabs/php_codesniffer": "3.7.1",
     "povils/phpmnd": "3.0.1",
     "phpunit/phpunit": "9.5.28"
diff --git a/apps/composer.lock b/apps/composer.lock
index af7839c..7bad609 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": "850b6c18b9a845a2fbc075c0ceee559e",
+    "content-hash": "ce8fc28a28f6987a0d7eaf8ac5c32efb",
     "packages": [],
     "packages-dev": [
         {
@@ -605,16 +605,16 @@
         },
         {
             "name": "phpstan/phpstan",
-            "version": "1.9.14",
+            "version": "1.9.18",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan.git",
-                "reference": "e5fcc96289cf737304286a9b505fbed091f02e58"
+                "reference": "f2d5cf71be91172a57c649770b73c20ebcffb0bf"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/e5fcc96289cf737304286a9b505fbed091f02e58",
-                "reference": "e5fcc96289cf737304286a9b505fbed091f02e58",
+                "url": "https://api.github.com/repos/phpstan/phpstan/zipball/f2d5cf71be91172a57c649770b73c20ebcffb0bf",
+                "reference": "f2d5cf71be91172a57c649770b73c20ebcffb0bf",
                 "shasum": ""
             },
             "require": {
@@ -644,7 +644,7 @@
             ],
             "support": {
                 "issues": "https://github.com/phpstan/phpstan/issues",
-                "source": "https://github.com/phpstan/phpstan/tree/1.9.14"
+                "source": "https://github.com/phpstan/phpstan/tree/1.9.18"
             },
             "funding": [
                 {
@@ -660,7 +660,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2023-01-19T10:47:09+00:00"
+            "time": "2023-02-17T15:01:27+00:00"
         },
         {
             "name": "phpunit/php-code-coverage",