diff --git a/modules/abstract-lightning/src/codecs/api/transaction.ts b/modules/abstract-lightning/src/codecs/api/transaction.ts
index 2701331dee..9f1ace4738 100644
--- a/modules/abstract-lightning/src/codecs/api/transaction.ts
+++ b/modules/abstract-lightning/src/codecs/api/transaction.ts
@@ -18,6 +18,7 @@ export const TransactionEntry = t.intersection(
     }),
     t.partial({
       wallet: t.string,
+      isReward: t.boolean,
     }),
   ],
   'TransactionEntry'