diff --git a/composer.json b/composer.json
index a429dfc..1bdc638 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
         }
     ],
     "require": {
-        "drupal/core": "^8.0 || ^9.0",
+        "drupal/core": "^8.9 || ^9.0",
         "cocur/slugify": "^4.0"
     }
 }