diff --git a/packages/web3-eth/types/index.d.ts b/packages/web3-eth/types/index.d.ts
index 94a5900661b..88953985734 100644
--- a/packages/web3-eth/types/index.d.ts
+++ b/packages/web3-eth/types/index.d.ts
@@ -410,7 +410,7 @@ export interface BlockHeader {
     nonce: string;
     sha3Uncles: string;
     logsBloom: string;
-    transactionRoot: string;
+    transactionsRoot: string;
     stateRoot: string;
     receiptsRoot: string;
     miner: string;