diff --git a/src/account.ts b/src/account.ts
index b5fb093..b24e374 100644
--- a/src/account.ts
+++ b/src/account.ts
@@ -66,8 +66,8 @@ export class Account<Data extends API.v1.AccountObject = API.v1.AccountObject> {
         return Asset.Symbol.from(this.data.total_resources.cpu_weight.symbol)
     }
 
-    balance(symbol?: Asset.SymbolType) {
-        return this.token.balance(this.accountName, symbol)
+    balance(tokenContract?: NameType, symbol?: Asset.SymbolType) {
+        return this.token.balance(this.accountName, tokenContract, symbol)
     }
 
     permission(permissionName: NameType): Permission {