diff --git a/packages/editor-ui/src/composables/useDataSchema.test.ts b/packages/editor-ui/src/composables/useDataSchema.test.ts
index ad2fdb7cc7..26f55ea87d 100644
--- a/packages/editor-ui/src/composables/useDataSchema.test.ts
+++ b/packages/editor-ui/src/composables/useDataSchema.test.ts
@@ -555,7 +555,7 @@ describe('useFlattenSchema', () => {
 			],
 		};
 		expect(
-			useFlattenSchema().flattSchema({
+			useFlattenSchema().flattenSchema({
 				schema,
 			}).length,
 		).toBe(3);