diff --git a/composer.json b/composer.json
index bd0c59a..36209d7 100644
--- a/composer.json
+++ b/composer.json
@@ -27,7 +27,7 @@
     },
     "require-dev": {
         "phpunit/phpunit" : "~4.0||~5.0",
-        "squizlabs/php_codesniffer": "^2.3"
+        "squizlabs/php_codesniffer": "^2.3 || ^3.0"
     },
     "autoload": {
         "psr-4": {