diff --git a/.travis.yml b/.travis.yml
index 609911e..7540d49 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,16 +18,14 @@ stages:
 
 jobs:
   fast_finish: true
-  allow_failures:
-    - php: nightly
   include:
     - stage: style check
-      php: 7.1
+      php: 7.2
       env: TMPDIR=/tmp USE_XDEBUG=false
       script:
         - composer style-check
     - stage: phpstan analysis
-      php: 7.1
+      php: 7.2
       env: TMPDIR=/tmp USE_XDEBUG=false
       script:
         - composer phpstan
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 8d06465..855a6e3 100644
--- a/composer.json
+++ b/composer.json
@@ -21,14 +21,13 @@
         }
     },
     "require-dev": {
-        "phpunit/phpunit": "^6.0",
-        "phpstan/phpstan": "^0.9.2",
+        "phpstan/phpstan": "^0.11.2",
         "friendsofphp/php-cs-fixer": "^2.11",
-        "maglnet/composer-require-checker": "^0.1.6 | ^0.2.1",
+        "maglnet/composer-require-checker": "^1.1.0",
         "phpro/grumphp": "^0.14.0"
     },
     "scripts": {
-        "phpstan": "phpstan analyze -l7 -c phpstan.neon --no-progress ./ --ansi",
+        "phpstan": "phpstan analyze -c phpstan.neon --no-progress --ansi",
         "style-check": "php-cs-fixer fix --dry-run -vv"
     }
 }
diff --git a/grumphp.yml.dist b/grumphp.yml.dist
index e02cf91..40ec6b4 100644
--- a/grumphp.yml.dist
+++ b/grumphp.yml.dist
@@ -8,5 +8,4 @@ parameters:
             allow_risky: true
             config: .php_cs
         phpstan:
-            level: 7
             configuration: phpstan.neon
diff --git a/phpstan.neon b/phpstan.neon
index 4184f13..88a9024 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -1,4 +1,7 @@
 parameters:
+    level: 7
+    paths:
+        - ./
     excludes_analyse:
         - %rootDir%/../../../vendor/*
     ignoreErrors: