diff --git a/packages/rpc/src/resultFormatter.ts b/packages/rpc/src/resultFormatter.ts
index 7aa189dd1..c5384210e 100644
--- a/packages/rpc/src/resultFormatter.ts
+++ b/packages/rpc/src/resultFormatter.ts
@@ -333,6 +333,9 @@ const toTransactionWithStatus = <Tx>(
     txStatus: {
       blockHash,
       status,
+      ...("reason" in txWithStatus.tx_status
+        ? { reason: txWithStatus.tx_status.reason }
+        : {}),
     },
     timeAddedToPool: time_added_to_pool,
     ...rest,
diff --git a/packages/rpc/src/types/rpc.ts b/packages/rpc/src/types/rpc.ts
index 29bfb3315..3eaff27ba 100644
--- a/packages/rpc/src/types/rpc.ts
+++ b/packages/rpc/src/types/rpc.ts
@@ -125,6 +125,7 @@ export namespace RPC {
             | TransactionStatus.Proposed
             | TransactionStatus.Rejected
             | TransactionStatus.Unknown;
+          reason?: string;
         };
     time_added_to_pool: Uint64 | null;
     cycles: Uint64 | null;