diff --git a/module/windows/actor-generator.js b/module/windows/actor-generator.js
index 2097f64..808478a 100644
--- a/module/windows/actor-generator.js
+++ b/module/windows/actor-generator.js
@@ -432,7 +432,7 @@ export class DLActorGenerator extends FormApplication {
       for (const [class_key, class_value] of class_options.entries()) {
 
          html.find(`datalist[id="class_options"]`).append(
-            `<option class="class_option" data-uuid="${class_value._id}" value="${class_value.name}">world.Item</option>`
+            `<option class="class_option" data-uuid="${class_value.uuid}" value="${class_value.name}">world.Item</option>`
          );
       }
 
@@ -442,7 +442,7 @@ export class DLActorGenerator extends FormApplication {
          let classes = await compendium_value.getDocuments({ type: "class" });
          for (const [class_key, class_value] of classes.entries()) {
             html.find(`datalist[id="class_options"]`).append(
-               `<option class="class_option" data-uuid="${class_value._id}" value="${class_value.name}">${class_value.pack}</option>`
+               `<option class="class_option" data-uuid="${class_value.uuid}" value="${class_value.name}">${class_value.pack}</option>`
             );
          }
       }