diff --git a/coin_flags/bip_slip_coin_number.go b/coin_flags/bip_slip_coin_number.go
index 15436a4..11cf202 100644
--- a/coin_flags/bip_slip_coin_number.go
+++ b/coin_flags/bip_slip_coin_number.go
@@ -22,7 +22,9 @@ const (
 	BIP_SLIP_CoinNumber_DogmCoin        = 1 //not found dogm slip
 	BIP_SLIP_CoinNumber_Earthcoin       = 1 // ?=earths 406
 	BIP_SLIP_CoinNumber_Dingocoin       = 1 //not found dingo slip
-	BIP_SLIP_CoinNumber_Luckycoin       = 1 //not found dingo slip
+	BIP_SLIP_CoinNumber_Luckycoin       = 1 //not found lky slip
+	BIP_SLIP_CoinNumber_Junkcoin        = 1 //not found jkc slip
+
 )
 
 // GetBIPSLIPCoinNumber
@@ -67,6 +69,8 @@ func (cf CoinFlag) GetBIPSLIPCoinNumber() uint32 {
 		return BIP_SLIP_CoinNumber_Dingocoin
 	case CoinFlagLKY:
 		return BIP_SLIP_CoinNumber_Luckycoin
+	case CoinFlagJKC:
+		return BIP_SLIP_CoinNumber_Junkcoin
 	default:
 		return BIP_SLIP_CoinNumber_BitCoinTestNet
 	}
diff --git a/coin_flags/coin_flags.go b/coin_flags/coin_flags.go
index ab0ba7f..daa2037 100644
--- a/coin_flags/coin_flags.go
+++ b/coin_flags/coin_flags.go
@@ -92,6 +92,8 @@ func (cf CoinFlag) CoinName() string {
 		return "DINGO"
 	case CoinFlagLKY:
 		return "LKY"
+	case CoinFlagJKC:
+		return "JKC"
 	default:
 		return "none"
 	}
diff --git a/coin_flags/util.go b/coin_flags/util.go
index 2d4c7bc..b4e7ffe 100644
--- a/coin_flags/util.go
+++ b/coin_flags/util.go
@@ -45,7 +45,7 @@ func GetCoinFlagByCoinName(name string) CoinFlag {
 	case "Luckycoin", "LuckyCoin", "luckyCoin", "luckycoin", "LUCKYCOIN", "LKY", "Lky", "lky":
 		return CoinFlagLKY
 	case "Junkcoin", "JunkCoin", "junkCoin", "junkcoin", "JUNKCOIN", "JKC", "Jkc", "jkc":
-		return CoinFlagLKY
+		return CoinFlagJKC
 	default:
 		return CoinFlagNone
 	}