diff --git a/api/service/explorer/structs.go b/api/service/explorer/structs.go
index bcec2fa7f..95025c298 100644
--- a/api/service/explorer/structs.go
+++ b/api/service/explorer/structs.go
@@ -78,7 +78,7 @@ func NewBlock(block *types.Block, height int) *Block {
 		ID:         block.Hash().Hex(),
 		TXCount:    strconv.Itoa(block.Transactions().Len()),
 		Timestamp:  strconv.Itoa(int(block.Time().Int64() * 1000)),
-		MerkleRoot: block.Hash().Hex(),
+		MerkleRoot: block.Root().Hex(),
 		Bytes:      strconv.Itoa(int(block.Size())),
 		Signers:    []string{},
 		ExtraData:  string(block.Extra()),