1 files changed, 6 insertions, 0 deletions
diff --git a/packages/contract-wrappers/src/types.ts b/packages/contract-wrappers/src/types.ts
index e73a09fe3..c51e0ae48 100644
--- a/packages/contract-wrappers/src/types.ts
+++ b/packages/contract-wrappers/src/types.ts
@@ -204,7 +204,13 @@ export interface OrdersAndTradersInfo {
     ordersInfo: OrderInfo[];
     tradersInfo: TraderInfo[];
 }
+
 export interface OrderAndTraderInfo {
     orderInfo: OrderInfo;
     traderInfo: TraderInfo;
 }
+
+export interface BalanceAndAllowance {
+    balance: BigNumber;
+    allowance: BigNumber;
+}