diff --git a/src/types/transaction_id.rs b/src/types/transaction_id.rs
index 0200861e..c34c79a2 100644
--- a/src/types/transaction_id.rs
+++ b/src/types/transaction_id.rs
@@ -8,3 +8,9 @@ pub enum TransactionId {
     /// By block and index
     Block(BlockId, Index),
 }
+
+impl From<H256> for TransactionId {
+    fn from(hash: H256) -> Self {
+        TransactionId::Hash(hash)
+    }
+}