diff --git a/chain_providers.cfg b/chain_providers.cfg
index 4b3fad3..0e071b3 100644
--- a/chain_providers.cfg
+++ b/chain_providers.cfg
@@ -84,7 +84,7 @@ wallet_dir_win="/data/plain_bitnames/wallet.mdb/"
 binary_zip_path_linux="bitnames-latest-x86_64-unknown-linux-gnu"
 binary_zip_path_win="bitnames-latest-x86_64-pc-windows-gnu.exe"
 binary_zip_path_mac="bitnames-latest-x86_64-apple-darwin"
-port=19020
+port=6002
 chain_type=1
 slot=2
 
@@ -114,7 +114,7 @@ wallet_dir_win="/data/plain_bitassets/wallet.mdb"
 binary_zip_path_linux="bitassets-latest-x86_64-unknown-linux-gnu"
 binary_zip_path_win="bitassets-latest-x86_64-pc-windows-gnu.exe"
 binary_zip_path_mac="bitassets-latest-x86_64-apple-darwin"
-port=19005
+port=6004
 chain_type=1
 slot=4
 
@@ -204,7 +204,7 @@ wallet_dir_win="/data/thunder/wallet.mdb"
 binary_zip_path_linux="thunder-latest-x86_64-unknown-linux-gnu"
 binary_zip_path_mac="thunder-latest-x86_64-apple-darwin"
 binary_zip_path_win="thunder-latest-x86_64-pc-windows-gnu.exe"
-port=1910
+port=6009
 chain_type=2
 slot=9
 
diff --git a/models/chain_provider.gd b/models/chain_provider.gd
index 0276718..e0d24d0 100644
--- a/models/chain_provider.gd
+++ b/models/chain_provider.gd
@@ -141,31 +141,29 @@ func write_start_script():
 
 	var env = ""
 	if id == "testsail" || id == "ethsail" || id == "zsail":
-		env = "SIDESAIL_DATADIR="+base_dir
-		
+		env = "SIDESAIL_DATADIR=" + base_dir
+
 	var cmd = get_executable_path()
 	match id:
-		"thunder","bitnames","bitassets":
+		"thunder", "bitnames", "bitassets":
 			var drivechain = Appstate.get_drivechain_provider()
 			if drivechain == null:
 				return
-				
+
+			# Remove explicit network, mainchain RPC, and RPC port configurations
 			var data_dir = " -d " + ProjectSettings.globalize_path(base_dir + "/data")
-			var net_addr = " -n " + "127.0.0.1:" + str(port * 2)
-			var dc_addr = " -m " + "127.0.0.1:" + str(drivechain.port)
-			var rpc_addr = " -r " + "127.0.0.1:" + str(port)
 			var dc_user = " -u " + drivechain.rpc_user
 			var dc_pass = " -p " + drivechain.rpc_password
-			cmd = cmd + data_dir + net_addr + dc_addr + dc_user + dc_pass + rpc_addr
+			cmd = cmd + data_dir + dc_user + dc_pass
 		_:
 			cmd = cmd + " --conf=" + get_conf_path()
-		
+
 	var file = FileAccess.open(get_start_path(), FileAccess.WRITE)
 	match Appstate.get_platform():
 		Appstate.platform.LINUX:
 			file.store_line("#!/bin/bash")
 			if env != "":
-				file.store_line("export "+env)
+				file.store_link("export "+env)
 
 			file.store_line(cmd)
 
@@ -183,9 +181,8 @@ func write_start_script():
 			
 			file.store_line("start " + cmd)
 
-			
 	file.close()
-	
+
 	
 func write_dir():
 	var dir = ProjectSettings.globalize_path(base_dir)