diff --git a/packages/rest-typings/src/v1/federation/FederationVerifyMatrixIdProps.ts b/packages/rest-typings/src/v1/federation/FederationVerifyMatrixIdProps.ts
index a6009fe20d854..5196b8a7692bf 100644
--- a/packages/rest-typings/src/v1/federation/FederationVerifyMatrixIdProps.ts
+++ b/packages/rest-typings/src/v1/federation/FederationVerifyMatrixIdProps.ts
@@ -13,6 +13,9 @@ const FederationVerifyMatrixIdPropsSchema = {
 			type: 'array',
 			items: { type: 'string' },
 			uniqueItems: true,
+			additionalItems: false,
+			minItems: 1,
+			maxItems: 15,
 		},
 	},
 	additionalProperties: false,