diff --git a/devices/perseus/deviceperseus.h b/devices/perseus/deviceperseus.h
index 1419da5fb..b4eb8d8f0 100644
--- a/devices/perseus/deviceperseus.h
+++ b/devices/perseus/deviceperseus.h
@@ -25,11 +25,14 @@ public:
     static DevicePerseus& instance();
     void scan() { m_scan.scan(m_nbDevices); }
     void getSerials(std::vector<std::string>& serials) const { m_scan.getSerials(serials); }
+    int getSequenceFromSerial(const std::string& serial) const { return m_scan.getSequenceFromSerial(serial); }
+
 protected:
     DevicePerseus();
     DevicePerseus(const DevicePerseus&) : m_nbDevices(0) {}
     DevicePerseus& operator=(const DevicePerseus& other __attribute__((unused))) { return *this; }
     ~DevicePerseus();
+
 private:
     int m_nbDevices;
     DevicePerseusScan m_scan;
diff --git a/devices/perseus/deviceperseusscan.cpp b/devices/perseus/deviceperseusscan.cpp
index ecc532903..70c424cc6 100644
--- a/devices/perseus/deviceperseusscan.cpp
+++ b/devices/perseus/deviceperseusscan.cpp
@@ -37,14 +37,14 @@ void DevicePerseusScan::scan(int nbDevices)
 			continue;
 		}
 
-//			if (perseus_firmware_download(descr, 0) < 0) {
-//				qCritical("DevicePerseusScan::scan: firmware download error: %s", perseus_errorstr());
-//				continue;
-//			}
-//			else
-//			{
-//				qInfo("DevicePerseusScan::scan: device #%d firmware downloaded", deviceIndex);
-//			}
+        if (perseus_firmware_download(descr, 0) < 0) {
+            qCritical("DevicePerseusScan::scan: firmware download error: %s", perseus_errorstr());
+            continue;
+        }
+        else
+        {
+            qInfo("DevicePerseusScan::scan: device #%d firmware downloaded", deviceIndex);
+        }
 
 		if (perseus_get_product_id(descr,&prodid) < 0) {
 			qCritical("DevicePerseusScan::scan: get product id error: %s", perseus_errorstr());
diff --git a/plugins/samplesource/CMakeLists.txt b/plugins/samplesource/CMakeLists.txt
index 106f7c903..4232c22f8 100644
--- a/plugins/samplesource/CMakeLists.txt
+++ b/plugins/samplesource/CMakeLists.txt
@@ -71,6 +71,12 @@ if(CM256CC_FOUND AND LIBNANOMSG_FOUND)
     add_subdirectory(sdrdaemonsource)
 endif(CM256CC_FOUND AND LIBNANOMSG_FOUND)
 
+find_package(LibPerseus)
+if(LIBUSB_FOUND AND RX_SAMPLE_24BIT AND LIBPERSEUS_FOUND)
+    message(STATUS "Add Persesus plugin")
+    add_subdirectory(perseus)
+endif(LIBUSB_FOUND AND LIBPERSEUS_FOUND)
+
 if (BUILD_DEBIAN)
     if (LIBNANOMSG_FOUND)
         add_subdirectory(sdrdaemonsource)
diff --git a/plugins/samplesource/perseus/perseusplugin.cpp b/plugins/samplesource/perseus/perseusplugin.cpp
index 20042efe9..8e65d2ad0 100644
--- a/plugins/samplesource/perseus/perseusplugin.cpp
+++ b/plugins/samplesource/perseus/perseusplugin.cpp
@@ -16,14 +16,13 @@
 
 #include <QtPlugin>
 #include <QAction>
-#include <perseus-sdr.h>
+#include "perseus-sdr.h"
 
 #include <device/devicesourceapi.h>
 #include "plugin/pluginapi.h"
 #include "util/simpleserializer.h"
-#include "airspyhfplugin.h"
-#include "airspyhfgui.h"
-
+#include "perseusplugin.h"
+#include "perseusgui.h"
 
 const PluginDescriptor PerseusPlugin::m_pluginDescriptor = {
 	QString("Perseus Input"),