diff --git a/bchain/coins/bch/bcashrpc_test.go b/bchain/coins/bch/bcashrpc_test.go
index 6cd0f4e6..4fd6e376 100644
--- a/bchain/coins/bch/bcashrpc_test.go
+++ b/bchain/coins/bch/bcashrpc_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 )
 
-var rpcURL = flag.String("rpcURL", "http://blockbook-dev.corp:18031", "RPC URL of backend server")
+var rpcURL = flag.String("rpcURL", "http://localhost:18031", "RPC URL of backend server")
 var rpcUser = flag.String("rpcUser", "rpc", "RPC user of backend server")
 var rpcPass = flag.String("rpcPass", "rpc", "RPC password of backend server")
 var rpcClient *BCashRPC
diff --git a/bchain/coins/btc/bitcoinrpc_test.go b/bchain/coins/btc/bitcoinrpc_test.go
index 6b703944..a3377a67 100644
--- a/bchain/coins/btc/bitcoinrpc_test.go
+++ b/bchain/coins/btc/bitcoinrpc_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 )
 
-var rpcURL = flag.String("rpcURL", "http://blockbook-dev.corp:18030", "RPC URL of backend server")
+var rpcURL = flag.String("rpcURL", "http://localhost:18030", "RPC URL of backend server")
 var rpcUser = flag.String("rpcUser", "rpc", "RPC user of backend server")
 var rpcPass = flag.String("rpcPass", "rpc", "RPC password of backend server")
 var rpcClient *BitcoinRPC
diff --git a/bchain/coins/dash/dashrpc_test.go b/bchain/coins/dash/dashrpc_test.go
index d96d08fa..00c933a7 100644
--- a/bchain/coins/dash/dashrpc_test.go
+++ b/bchain/coins/dash/dashrpc_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 )
 
-var rpcURL = flag.String("rpcURL", "http://blockbook-dev.corp:18033", "RPC URL of backend server")
+var rpcURL = flag.String("rpcURL", "http://localhost:18033", "RPC URL of backend server")
 var rpcUser = flag.String("rpcUser", "rpc", "RPC user of backend server")
 var rpcPass = flag.String("rpcPass", "rpc", "RPC password of backend server")
 var rpcClient *DashRPC
diff --git a/bchain/coins/zec/zcashrpc_test.go b/bchain/coins/zec/zcashrpc_test.go
index 16c5b7d8..2ead0536 100644
--- a/bchain/coins/zec/zcashrpc_test.go
+++ b/bchain/coins/zec/zcashrpc_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 )
 
-var rpcURL = flag.String("rpcURL", "http://blockbook-dev.corp:18032", "RPC URL of backend server")
+var rpcURL = flag.String("rpcURL", "http://localhost:18032", "RPC URL of backend server")
 var rpcUser = flag.String("rpcUser", "rpc", "RPC user of backend server")
 var rpcPass = flag.String("rpcPass", "rpc", "RPC password of backend server")
 var rpcClient *ZCashRPC