diff --git a/composer.json b/composer.json
index 9e1ae95..e09df37 100644
--- a/composer.json
+++ b/composer.json
@@ -33,6 +33,6 @@
     "phpstan/phpstan": "1.*",
     "phpstan/phpstan-deprecation-rules": "^1.0",
     "phpstan/phpstan-strict-rules": "^1.4",
-    "squizlabs/php_codesniffer": "3.*"
+    "squizlabs/php_codesniffer": "3.* || 4.*"
   }
 }