diff --git a/packages/builders/src/components/selectMenu/Assertions.ts b/packages/builders/src/components/selectMenu/Assertions.ts
index 831d1793c..8aa0c0f1d 100644
--- a/packages/builders/src/components/selectMenu/Assertions.ts
+++ b/packages/builders/src/components/selectMenu/Assertions.ts
@@ -31,7 +31,7 @@ export const selectMenuMentionablePredicate = selectMenuBasePredicate
 		default_values: s
 			.object({
 				id: s.string(),
-				type: s.literal([SelectMenuDefaultValueType.Role, SelectMenuDefaultValueType.User]),
+				type: s.union([s.literal(SelectMenuDefaultValueType.Role), s.literal(SelectMenuDefaultValueType.User)]),
 			})
 			.array()
 			.lengthLessThanOrEqual(25)