diff --git a/types/index.d.ts b/types/index.d.ts
index 9a79a231..787e2c0e 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -256,6 +256,7 @@ export interface SmartFieldOptions {
   description?: string;
   type: FieldType;
   isFilterable?: boolean;
+  isSortable?: boolean;
   isReadOnly?: boolean;
   isRequired?: boolean;
   reference?: string;