diff --git a/composer.json b/composer.json
index bfbcfd7..d221d4b 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
   "require": {
     "php": "^7.1",
     "league/tactician": "^1.0",
-    "phpgears/cqrs": "^0.1"
+    "phpgears/cqrs": "~0.1"
   },
   "require-dev": {
     "brainmaestro/composer-git-hooks": "^2.1",
@@ -36,12 +36,11 @@
     "phpmd/phpmd": "^2.0",
     "phpstan/phpstan": "^0.10",
     "phpstan/phpstan-deprecation-rules": "^0.10",
-    "phpstan/phpstan-phpunit": "^0.10",
     "phpstan/phpstan-strict-rules": "^0.10",
-    "phpunit/phpunit": "^7.0",
+    "phpunit/phpunit": "^6.0|^7.0",
     "povils/phpmnd": "^2.0",
     "roave/security-advisories": "dev-master",
-    "sebastian/phpcpd": "^2.0|^4.0",
+    "sebastian/phpcpd": "^3.0|^4.0",
     "squizlabs/php_codesniffer": "^2.0",
     "thecodingmachine/phpstan-strict-rules": "^0.10.1"
   },
diff --git a/phpstan.neon b/phpstan.neon
index 66e9cc2..e858de2 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,7 +1,5 @@
 includes:
   - vendor/phpstan/phpstan-strict-rules/rules.neon
-  - vendor/phpstan/phpstan-phpunit/extension.neon
-  - vendor/phpstan/phpstan-phpunit/rules.neon
   - vendor/phpstan/phpstan-deprecation-rules/rules.neon
   - vendor/thecodingmachine/phpstan-strict-rules/phpstan-strict-rules.neon