diff --git a/composer.json b/composer.json
index 40a55429..953b8efe 100644
--- a/composer.json
+++ b/composer.json
@@ -125,7 +125,7 @@
         "php": ">=5.5.0",
         "js-phpize/js-phpize-phug": "^1.1 || ^2.0",
         "nodejs-php-fallback/nodejs-php-fallback": "^1.3.1",
-        "phug/phug": "^0.3.0",
+        "phug/phug": "^0.3.0 || ^1.0",
         "phug/js-transformer-filter": "^1.0"
     },
     "extra": {