diff --git a/src/Plugin/GraphQL/DataProducer/EntityDefinition/Fields/Weight.php b/src/Plugin/GraphQL/DataProducer/EntityDefinition/Fields/Weight.php
index 64e25736e..7b06b28c4 100644
--- a/src/Plugin/GraphQL/DataProducer/EntityDefinition/Fields/Weight.php
+++ b/src/Plugin/GraphQL/DataProducer/EntityDefinition/Fields/Weight.php
@@ -49,7 +49,7 @@ public function resolve(
       $field_id = $entity_definition_field->getName();
 
       if (isset($content[$field_id])) {
-        return $content[$field_id]['weight'];
+        return (int) $content[$field_id]['weight'];
       }
       else {
         return 0;