diff --git a/src/sdk/base.ts b/src/sdk/base.ts
index 51ae66083..c003631d7 100644
--- a/src/sdk/base.ts
+++ b/src/sdk/base.ts
@@ -485,7 +485,7 @@ export class BaseOpenSeaSDK {
     accountAddress: string
     protocolAddress?: string
     domain?: string
-  }) {
+  }): Promise<string> {
     return this._cancellationManager.cancelOrder(options)
   }
 
diff --git a/src/sdk/cancellation.ts b/src/sdk/cancellation.ts
index fc9b24870..b242ecd3b 100644
--- a/src/sdk/cancellation.ts
+++ b/src/sdk/cancellation.ts
@@ -106,6 +106,8 @@ export class CancellationManager {
       EventType.CancelOrder,
       "Cancelling order",
     )
+
+    return transactionHash
   }
 
   /**