diff --git a/composer.json b/composer.json
index e7266714..3925c4df 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
   "require-dev": {
     "ergebnis/composer-normalize": "^2.6.1",
     "ergebnis/license": "^1.0.0",
-    "ergebnis/phpstan-rules": "~0.15.0",
+    "ergebnis/phpstan-rules": "~0.15.1",
     "ergebnis/test-util": "^1.0.0",
     "infection/infection": "~0.13.6",
     "jangregor/phpstan-prophecy": "~0.8.0",
diff --git a/composer.lock b/composer.lock
index cd05590f..5a6d45dc 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": "3c231f60c18abd1489eae35931594ceb",
+    "content-hash": "99ff2f322e8319f9353ff7d93764970b",
     "packages": [
         {
             "name": "composer/semver",
@@ -2331,16 +2331,16 @@
         },
         {
             "name": "ergebnis/phpstan-rules",
-            "version": "0.15.0",
+            "version": "0.15.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/ergebnis/phpstan-rules.git",
-                "reference": "f0c49d0efdaebd9e663e9e5637253ebcc41048d7"
+                "reference": "e6e2bbf0edd7f78b26dfd72daa01d28500ad3e6c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/ergebnis/phpstan-rules/zipball/f0c49d0efdaebd9e663e9e5637253ebcc41048d7",
-                "reference": "f0c49d0efdaebd9e663e9e5637253ebcc41048d7",
+                "url": "https://api.github.com/repos/ergebnis/phpstan-rules/zipball/e6e2bbf0edd7f78b26dfd72daa01d28500ad3e6c",
+                "reference": "e6e2bbf0edd7f78b26dfd72daa01d28500ad3e6c",
                 "shasum": ""
             },
             "require": {
@@ -2350,18 +2350,18 @@
                 "phpstan/phpstan": "~0.11.15 || ~0.12.0"
             },
             "require-dev": {
-                "ergebnis/composer-normalize": "^2.5.1",
-                "ergebnis/license": "~1.0.0",
-                "ergebnis/php-cs-fixer-config": "^2.1.2",
-                "ergebnis/test-util": "~1.0.0",
+                "ergebnis/composer-normalize": "^2.6.1",
+                "ergebnis/license": "^1.0.0",
+                "ergebnis/php-cs-fixer-config": "^2.2.1",
+                "ergebnis/test-util": "^1.0.0",
                 "infection/infection": "~0.13.6",
                 "nette/di": "^3.0.1",
                 "phpstan/phpstan-deprecation-rules": "~0.11.2",
                 "phpstan/phpstan-strict-rules": "~0.11.1",
                 "phpunit/phpunit": "^7.5.20",
-                "psalm/plugin-phpunit": "~0.10.0",
+                "psalm/plugin-phpunit": "~0.10.1",
                 "psr/container": "^1.0.0",
-                "vimeo/psalm": "^3.11.2",
+                "vimeo/psalm": "^3.13.1",
                 "zendframework/zend-servicemanager": "^2.0.0"
             },
             "type": "phpstan-extension",
@@ -2395,24 +2395,12 @@
                 "phpstan-rules"
             ],
             "funding": [
-                {
-                    "url": "https://paypal.me/localheinz",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://www.amazon.de/hz/wishlist/ls/2NCHMSJ4BC1OW",
-                    "type": "custom"
-                },
-                {
-                    "url": "https://www.buymeacoffee.com/localheinz",
-                    "type": "custom"
-                },
                 {
                     "url": "https://github.com/localheinz",
                     "type": "github"
                 }
             ],
-            "time": "2020-05-10T18:39:28+00:00"
+            "time": "2020-07-31T18:01:05+00:00"
         },
         {
             "name": "ergebnis/test-util",