diff --git a/src/Adapter/AdapterInterface.php b/src/Adapter/AdapterInterface.php
index 567c6a3..decdcde 100644
--- a/src/Adapter/AdapterInterface.php
+++ b/src/Adapter/AdapterInterface.php
@@ -227,11 +227,12 @@ interface AdapterInterface
      *
      * @param array $models
      * @param array $relationships
-     * @param Closure $scope Should be called to give the deepest relationship
-     *   an opportunity to scope the query that will fetch related resources
+     * @param array|Closure $scope Should be called to give the deepest
+     *   relationship an opportunity to scope the query that will fetch related
+     *   resources
      * @param bool $linkage true if we just need the IDs of the related
      *   resources and not their full data
      * @return mixed
      */
-    public function load(array $models, array $relationships, Closure $scope, bool $linkage): void;
+    public function load(array $models, array $relationships, $scope, bool $linkage): void;
 }
diff --git a/src/Adapter/EloquentAdapter.php b/src/Adapter/EloquentAdapter.php
index 4973e9f..508dbdd 100644
--- a/src/Adapter/EloquentAdapter.php
+++ b/src/Adapter/EloquentAdapter.php
@@ -192,7 +192,7 @@ class EloquentAdapter implements AdapterInterface
         $query->take($limit)->skip($offset);
     }
 
-    public function load(array $models, array $relationships, Closure $scope, bool $linkage): void
+    public function load(array $models, array $relationships, $scope, bool $linkage): void
     {
         // TODO: Find the relation on the model that we're after. If it's a
         // belongs-to relation, and we only need linkage, then we won't need