diff --git a/Redirector/DNSHandler.cpp b/Redirector/DNSHandler.cpp
index 6c5ce5a1..14d0bf7b 100644
--- a/Redirector/DNSHandler.cpp
+++ b/Redirector/DNSHandler.cpp
@@ -58,7 +58,7 @@ bool DNSHandler::INIT()
 		return true;
 	}
 
-	printf("[Redirector][DNSHandler::INIT] Convert string to address failed: %d\n", WSAGetLastError());
+	cout << "[Redirector][DNSHandler::INIT] Convert address failed: " << WSAGetLastError() << " [" << dnsHost << ":" << dnsPort << "]" << endl;
 	return false;
 }
 
diff --git a/Redirector/Redirector.cpp b/Redirector/Redirector.cpp
index f0090cf6..dff9e593 100644
--- a/Redirector/Redirector.cpp
+++ b/Redirector/Redirector.cpp
@@ -103,7 +103,7 @@ extern "C" {
 			dnsHost = ws2s(value);
 			break;
 		case AIO_DNSPORT:
-			dnsPort = (USHORT)atoi(ws2s(value).c_str());
+			dnsPort = static_cast<USHORT>(atoi(ws2s(value).c_str()));
 			break;
 		case AIO_TGTHOST:
 			tgtHost = wstring(value);