diff --git a/composer.json b/composer.json
index 1bdc638..a6a1447 100644
--- a/composer.json
+++ b/composer.json
@@ -13,6 +13,6 @@
     ],
     "require": {
         "drupal/core": "^8.9 || ^9.0",
-        "cocur/slugify": "^4.0"
+        "cocur/slugify": "^3.2"
     }
 }