diff --git a/src/libxl/libxl_conf.c b/src/libxl/libxl_conf.c
index acb6594bc3..5989819377 100644
--- a/src/libxl/libxl_conf.c
+++ b/src/libxl/libxl_conf.c
@@ -1514,6 +1514,75 @@ int libxlDriverConfigLoadFile(libxlDriverConfigPtr cfg,
 
 }
 
+#ifdef LIBXL_HAVE_PVUSB
+int
+libxlMakeUSB(virDomainHostdevDefPtr hostdev, libxl_device_usbdev *usbdev)
+{
+    virDomainHostdevSubsysUSBPtr usbsrc = &hostdev->source.subsys.u.usb;
+
+    if (hostdev->mode != VIR_DOMAIN_HOSTDEV_MODE_SUBSYS)
+        return -1;
+    if (hostdev->source.subsys.type != VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB)
+        return -1;
+
+    if (usbsrc->bus <= 0 || usbsrc->device <= 0) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+                       _("libxenlight supports only USB device "
+                         "specified by busnum:devnum"));
+        return -1;
+    }
+
+    usbdev->u.hostdev.hostbus = usbsrc->bus;
+    usbdev->u.hostdev.hostaddr = usbsrc->device;
+
+    return 0;
+}
+
+static int
+libxlMakeUSBList(virDomainDefPtr def, libxl_domain_config *d_config)
+{
+    virDomainHostdevDefPtr *l_hostdevs = def->hostdevs;
+    size_t nhostdevs = def->nhostdevs;
+    size_t nusbdevs = 0;
+    libxl_device_usbdev *x_usbdevs;
+    size_t i, j;
+
+    if (nhostdevs == 0)
+        return 0;
+
+    if (VIR_ALLOC_N(x_usbdevs, nhostdevs) < 0)
+        return -1;
+
+    for (i = 0, j = 0; i < nhostdevs; i++) {
+        if (l_hostdevs[i]->mode != VIR_DOMAIN_HOSTDEV_MODE_SUBSYS)
+            continue;
+        if (l_hostdevs[i]->source.subsys.type != VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_USB)
+            continue;
+
+        libxl_device_usbdev_init(&x_usbdevs[j]);
+
+        if (libxlMakeUSB(l_hostdevs[i], &x_usbdevs[j]) < 0)
+            goto error;
+
+        nusbdevs++;
+        j++;
+    }
+
+    VIR_SHRINK_N(x_usbdevs, nhostdevs, nhostdevs - nusbdevs);
+    d_config->usbdevs = x_usbdevs;
+    d_config->num_usbdevs = nusbdevs;
+
+    return 0;
+
+ error:
+    for (i = 0; i < nusbdevs; i++)
+        libxl_device_usbdev_dispose(&x_usbdevs[i]);
+
+    VIR_FREE(x_usbdevs);
+    return -1;
+}
+#endif
+
 int
 libxlMakePCI(virDomainHostdevDefPtr hostdev, libxl_device_pci *pcidev)
 {
@@ -1717,6 +1786,11 @@ libxlBuildDomainConfig(virPortAllocatorPtr graphicsports,
     if (libxlMakePCIList(def, d_config) < 0)
         return -1;
 
+#ifdef LIBXL_HAVE_PVUSB
+    if (libxlMakeUSBList(def, d_config) < 0)
+        return -1;
+#endif
+
     /*
      * Now that any potential VFBs are defined, update the build info with
      * the data of the primary display. Some day libxl might implicitely do
diff --git a/src/libxl/libxl_conf.h b/src/libxl/libxl_conf.h
index 6547056dfe..8cb2b14c8d 100644
--- a/src/libxl/libxl_conf.h
+++ b/src/libxl/libxl_conf.h
@@ -184,6 +184,11 @@ libxlMakeVfb(virPortAllocatorPtr graphicsports,
 int
 libxlMakePCI(virDomainHostdevDefPtr hostdev, libxl_device_pci *pcidev);
 
+# ifdef LIBXL_HAVE_PVUSB
+int
+libxlMakeUSB(virDomainHostdevDefPtr hostdev, libxl_device_usbdev *usbdev);
+# endif
+
 virDomainXMLOptionPtr
 libxlCreateXMLConf(void);
 
diff --git a/src/libxl/libxl_domain.c b/src/libxl/libxl_domain.c
index 76379eb096..221af8754d 100644
--- a/src/libxl/libxl_domain.c
+++ b/src/libxl/libxl_domain.c
@@ -731,9 +731,14 @@ libxlDomainCleanup(libxlDriverPrivatePtr driver,
     int vnc_port;
     char *file;
     virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
+    unsigned int hostdev_flags = VIR_HOSTDEV_SP_PCI;
+
+#ifdef LIBXL_HAVE_PVUSB
+    hostdev_flags |= VIR_HOSTDEV_SP_USB;
+#endif
 
     virHostdevReAttachDomainDevices(hostdev_mgr, LIBXL_DRIVER_NAME,
-                                    vm->def, VIR_HOSTDEV_SP_PCI, NULL);
+                                    vm->def, hostdev_flags, NULL);
 
     VIR_FREE(priv->lockState);
     if (virDomainLockProcessPause(driver->lockManager, vm, &priv->lockState) < 0)
@@ -1043,6 +1048,11 @@ libxlDomainStart(libxlDriverPrivatePtr driver,
     virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
     libxl_asyncprogress_how aop_console_how;
     libxl_domain_restore_params params;
+    unsigned int hostdev_flags = VIR_HOSTDEV_SP_PCI;
+
+#ifdef LIBXL_HAVE_PVUSB
+    hostdev_flags |= VIR_HOSTDEV_SP_USB;
+#endif
 
     libxl_domain_config_init(&d_config);
 
@@ -1118,7 +1128,7 @@ libxlDomainStart(libxlDriverPrivatePtr driver,
         goto cleanup_dom;
 
     if (virHostdevPrepareDomainDevices(hostdev_mgr, LIBXL_DRIVER_NAME,
-                                       vm->def, VIR_HOSTDEV_SP_PCI) < 0)
+                                       vm->def, hostdev_flags) < 0)
         goto cleanup_dom;
 
     /* Unlock virDomainObj while creating the domain */
diff --git a/src/libxl/libxl_driver.c b/src/libxl/libxl_driver.c
index 0644f60467..2c5d322248 100644
--- a/src/libxl/libxl_driver.c
+++ b/src/libxl/libxl_driver.c
@@ -351,6 +351,11 @@ libxlReconnectDomain(virDomainObjPtr vm,
     int len;
     uint8_t *data = NULL;
     virHostdevManagerPtr hostdev_mgr = driver->hostdevMgr;
+    unsigned int hostdev_flags = VIR_HOSTDEV_SP_PCI;
+
+#ifdef LIBXL_HAVE_PVUSB
+    hostdev_flags |= VIR_HOSTDEV_SP_USB;
+#endif
 
     virObjectLock(vm);
 
@@ -378,7 +383,7 @@ libxlReconnectDomain(virDomainObjPtr vm,
 
     /* Update hostdev state */
     if (virHostdevUpdateActiveDomainDevices(hostdev_mgr, LIBXL_DRIVER_NAME,
-                                            vm->def, VIR_HOSTDEV_SP_PCI) < 0)
+                                            vm->def, hostdev_flags) < 0)
         goto out;
 
     if (virAtomicIntInc(&driver->nactive) == 1 && driver->inhibitCallback)