2 files changed, 3 insertions, 3 deletions
diff --git a/packages/contracts/src/utils/exchange_wrapper.ts b/packages/contracts/src/utils/exchange_wrapper.ts
index 705f9cd0e..808ff0fd4 100644
--- a/packages/contracts/src/utils/exchange_wrapper.ts
+++ b/packages/contracts/src/utils/exchange_wrapper.ts
@@ -168,11 +168,11 @@ export class ExchangeWrapper {
         return tx;
     }
     public async cancelOrdersBeforeAsync(
-        timestamp: BigNumber,
+        salt: BigNumber,
         from: string,
     ): Promise<TransactionReceiptWithDecodedLogs> {
         const txHash = await this._exchange.cancelOrdersBefore.sendTransactionAsync(
-            timestamp,
+            salt,
             { from },
         );
         const tx = await this._getTxWithDecodedExchangeLogsAsync(txHash);
diff --git a/packages/contracts/src/utils/types.ts b/packages/contracts/src/utils/types.ts
index 1a924a66d..06fe23824 100644
--- a/packages/contracts/src/utils/types.ts
+++ b/packages/contracts/src/utils/types.ts
@@ -29,7 +29,7 @@ export interface BatchCancelOrders {
 }
 
 export interface CancelOrdersBefore {
-    timestamp: BigNumber;
+    salt: BigNumber;
 }
 
 export interface DefaultOrderParams {