diff --git a/rpc/src/v1/impls/eth.rs b/rpc/src/v1/impls/eth.rs
index b6abbaa47..6fddf7b4f 100644
--- a/rpc/src/v1/impls/eth.rs
+++ b/rpc/src/v1/impls/eth.rs
@@ -138,8 +138,8 @@ impl<C, S, A, M, EM> EthClient<C, S, A, M, EM>
 					gas_limit: uncle.gas_limit,
 					logs_bloom: uncle.log_bloom,
 					timestamp: U256::from(uncle.timestamp),
-					difficulty: uncle.difficulty + parent_difficulty,
-					total_difficulty: uncle.difficulty,
+					difficulty: uncle.difficulty,
+					total_difficulty: uncle.difficulty + parent_difficulty,
 					receipts_root: uncle.receipts_root,
 					extra_data: Bytes::new(uncle.extra_data),
 					seal_fields: uncle.seal.into_iter().map(Bytes::new).collect(),