diff --git a/composer.json b/composer.json
index d7332a9..7f40efc 100644
--- a/composer.json
+++ b/composer.json
@@ -5,7 +5,7 @@
     "license": "MIT",
     "require": {
         "phpstan/phpstan": "0.12.9",
-        "phpstan/phpstan-phpunit": "0.12.3",
+        "phpstan/phpstan-phpunit": "0.12.6",
         "phpstan/phpstan-mockery": "^0.12.3",
         "phpstan/phpstan-webmozart-assert": "0.12.1",
         "phpstan/phpstan-php-parser": "^0.12.1"
diff --git a/composer.lock b/composer.lock
index faa6222..2a6e84c 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,60 +4,8 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "17a82928a82bfe953c64971324a8dcd0",
+    "content-hash": "c02a9af0920459c0766ff5d5596491ae",
     "packages": [
-        {
-            "name": "nikic/php-parser",
-            "version": "v4.3.0",
-            "source": {
-                "type": "git",
-                "url": "https://github.com/nikic/PHP-Parser.git",
-                "reference": "9a9981c347c5c49d6dfe5cf826bb882b824080dc"
-            },
-            "dist": {
-                "type": "zip",
-                "url": "https://api.github.com/repos/nikic/PHP-Parser/zipball/9a9981c347c5c49d6dfe5cf826bb882b824080dc",
-                "reference": "9a9981c347c5c49d6dfe5cf826bb882b824080dc",
-                "shasum": ""
-            },
-            "require": {
-                "ext-tokenizer": "*",
-                "php": ">=7.0"
-            },
-            "require-dev": {
-                "ircmaxell/php-yacc": "0.0.5",
-                "phpunit/phpunit": "^6.5 || ^7.0 || ^8.0"
-            },
-            "bin": [
-                "bin/php-parse"
-            ],
-            "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "4.3-dev"
-                }
-            },
-            "autoload": {
-                "psr-4": {
-                    "PhpParser\\": "lib/PhpParser"
-                }
-            },
-            "notification-url": "https://packagist.org/downloads/",
-            "license": [
-                "BSD-3-Clause"
-            ],
-            "authors": [
-                {
-                    "name": "Nikita Popov"
-                }
-            ],
-            "description": "A PHP parser written in PHP",
-            "keywords": [
-                "parser",
-                "php"
-            ],
-            "time": "2019-11-08T13:50:10+00:00"
-        },
         {
             "name": "phpstan/phpstan",
             "version": "0.12.9",
@@ -205,22 +153,21 @@
         },
         {
             "name": "phpstan/phpstan-phpunit",
-            "version": "0.12.3",
+            "version": "0.12.6",
             "source": {
                 "type": "git",
                 "url": "https://github.com/phpstan/phpstan-phpunit.git",
-                "reference": "46a447bc1b88ba809d9c34056c9ea2ca940d6dec"
+                "reference": "26394996368b6d033d012547d3197f4e07e23021"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/phpstan/phpstan-phpunit/zipball/46a447bc1b88ba809d9c34056c9ea2ca940d6dec",
-                "reference": "46a447bc1b88ba809d9c34056c9ea2ca940d6dec",
+                "url": "https://api.github.com/repos/phpstan/phpstan-phpunit/zipball/26394996368b6d033d012547d3197f4e07e23021",
+                "reference": "26394996368b6d033d012547d3197f4e07e23021",
                 "shasum": ""
             },
             "require": {
-                "nikic/php-parser": "^4.0",
                 "php": "~7.1",
-                "phpstan/phpstan": "^0.12"
+                "phpstan/phpstan": "^0.12.4"
             },
             "conflict": {
                 "phpunit/phpunit": "<7.0"
@@ -258,7 +205,7 @@
                 "MIT"
             ],
             "description": "PHPUnit extensions and rules for PHPStan",
-            "time": "2019-12-20T13:23:24+00:00"
+            "time": "2020-01-10T12:07:21+00:00"
         },
         {
             "name": "phpstan/phpstan-webmozart-assert",