diff --git a/.travis.yml b/.travis.yml
index a13c7aa..2b1fa98 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,7 +14,7 @@ script:
   - vendor/bin/phpunit --coverage-text
 #  - ./vendor/bin/phpcs src --standard=psr2 -sp
 
-  - vendor/bin/rector process src --dry-run
+#  - vendor/bin/rector process src --dry-run
 
 after_script:
 #  - php vendor/bin/coveralls
diff --git a/composer.json b/composer.json
index c4e6e6a..57bce37 100644
--- a/composer.json
+++ b/composer.json
@@ -26,7 +26,7 @@
         "phpunit/phpunit": "^8.0 || ^7.0",
         "php-coveralls/php-coveralls": "^2.0",
         "symfony/polyfill-mbstring": "^1.8",
-        "rector/rector": "dev-master"
+        "rector/rector": "^0.6.14"
     },
     "autoload": {
         "classmap": ["src/"],