diff --git a/libsrc/leddevice/LedSpiDevice.cpp b/libsrc/leddevice/LedSpiDevice.cpp
index 7ff12a62..bc2e3b66 100644
--- a/libsrc/leddevice/LedSpiDevice.cpp
+++ b/libsrc/leddevice/LedSpiDevice.cpp
@@ -30,7 +30,7 @@ LedSpiDevice::~LedSpiDevice()
 
 bool LedSpiDevice::setConfig(const Json::Value &deviceConfig)
 {
-	_deviceName    = deviceConfig.get("output","/dev/spidev.0.0").asString();
+	_deviceName    = deviceConfig.get("output","/dev/spidev0.0").asString();
 	_baudRate_Hz   = deviceConfig.get("rate",1000000).asInt();
 	_latchTime_ns  = deviceConfig.get("latchtime",0).asInt();
 	_spiMode       = deviceConfig.get("spimode",SPI_MODE_0).asInt();
diff --git a/libsrc/leddevice/LedUdpDevice.cpp b/libsrc/leddevice/LedUdpDevice.cpp
index 25e6d79b..b0db9fc9 100644
--- a/libsrc/leddevice/LedUdpDevice.cpp
+++ b/libsrc/leddevice/LedUdpDevice.cpp
@@ -30,10 +30,10 @@ LedUdpDevice::~LedUdpDevice()
 
 bool LedUdpDevice::setConfig(const Json::Value &deviceConfig)
 {
-	QHostInfo info = QHostInfo::fromName( QString::fromStdString(deviceConfig["output"].asString()) );
+	QHostInfo info = QHostInfo::fromName( QString::fromStdString(deviceConfig["host"].asString()) );
 	if (info.addresses().isEmpty())
 	{
-		throw("invalid target address");
+		throw std::runtime_error("invalid target address");
 	}
 	_address = info.addresses().first();
 	_port    = deviceConfig["port"].asUInt();