diff --git a/api/api.proto b/api/api.proto
index a2c64e0a8..bbaac66ae 100644
--- a/api/api.proto
+++ b/api/api.proto
@@ -845,7 +845,7 @@ service WalletSolidity {
 
   rpc IsSpend (NoteParameters) returns (SpendResult) {
   }
-  
+
   rpc TriggerConstantContract (TriggerSmartContract) returns (TransactionExtention) {
   }
 
@@ -1071,7 +1071,7 @@ message EasyTransferAssetByPrivateMessage {
 message EasyTransferResponse {
   Transaction transaction = 1;
   Return result = 2;
-  bytes txid = 3; //transaction id =  sha256(transaction.rowdata)
+  bytes txid = 3; //transaction id = sha256(transaction.raw_data)
 }
 
 message AddressPrKeyPairMessage {
@@ -1081,7 +1081,7 @@ message AddressPrKeyPairMessage {
 
 message TransactionExtention {
   Transaction transaction = 1;
-  bytes txid = 2; //transaction id =  sha256(transaction.rowdata)
+  bytes txid = 2; //transaction id = sha256(transaction.raw_data)
   repeated bytes constant_result = 3;
   Return result = 4;
 }
@@ -1166,7 +1166,7 @@ message OvkDecryptParameters {
 message DecryptNotes {
   message NoteTx {
     Note note = 1;
-    bytes txid = 2; //transaction id =  sha256(transaction.rowdata)
+    bytes txid = 2; //transaction id = sha256(transaction.raw_data)
     int32 index = 3; //the index of note in receive
   }
   repeated NoteTx noteTxs = 1;
@@ -1175,7 +1175,7 @@ message DecryptNotes {
 message DecryptNotesMarked {
   message NoteTx {
     Note note = 1;
-    bytes txid = 2; //transaction id =  sha256(transaction.rowdata)
+    bytes txid = 2; //transaction id = sha256(transaction.raw_data)
     int32 index = 3; //the index of note in receive
     bool is_spend = 4;
   }
diff --git a/core/Tron.proto b/core/Tron.proto
index a2bc17193..db1355863 100644
--- a/core/Tron.proto
+++ b/core/Tron.proto
@@ -327,7 +327,7 @@ message Transaction {
     repeated authority auths = 9;
     // transaction note
     bytes data = 10;
-    //only support size = 1,  repeated list here for extension
+    //only support size = 1, repeated list here for extension
     repeated Contract contract = 11;
     // scripts not used
     bytes scripts = 12;
@@ -336,7 +336,7 @@ message Transaction {
   }
 
   raw raw_data = 1;
-  // only support size = 1,  repeated list here for muti-sig extension
+  // only support size = 1, repeated list here for muti-sig extension
   repeated bytes signature = 2;
   repeated Result ret = 5;
 }