diff --git a/crates/primitives/src/transaction/mod.rs b/crates/primitives/src/transaction/mod.rs
index 9c95bb04e290..db7b49a9330e 100644
--- a/crates/primitives/src/transaction/mod.rs
+++ b/crates/primitives/src/transaction/mod.rs
@@ -1179,10 +1179,7 @@ impl<'a> arbitrary::Arbitrary<'a> for TransactionSigned {
             signature
         };
 
-        let mut tx = TransactionSigned { hash: Default::default(), signature, transaction };
-        tx.hash = tx.recalculate_hash();
-
-        Ok(tx)
+        Ok(TransactionSigned::from_transaction_and_signature(transaction, signature))
     }
 }