diff --git a/ext/pulse/pulsedevicemonitor.c b/ext/pulse/pulsedevicemonitor.c
index b4ee819941..f697d10424 100644
--- a/ext/pulse/pulsedevicemonitor.c
+++ b/ext/pulse/pulsedevicemonitor.c
@@ -630,7 +630,7 @@ gst_pulse_device_new (guint device_index, const gchar * device_name,
 
 
   gstdev = g_object_new (GST_TYPE_PULSE_DEVICE,
-      "display-name", device_name, "caps", caps, "klass", klass,
+      "display-name", device_name, "caps", caps, "device-class", klass,
       "internal-name", internal_name, NULL);
 
   gstdev->type = type;
diff --git a/sys/v4l2/gstv4l2devicemonitor.c b/sys/v4l2/gstv4l2devicemonitor.c
index ef967bc41f..f3f1c0bb27 100644
--- a/sys/v4l2/gstv4l2devicemonitor.c
+++ b/sys/v4l2/gstv4l2devicemonitor.c
@@ -458,7 +458,7 @@ gst_v4l2_device_new (const gchar * device_path, const gchar * device_name,
   }
 
   gstdev = g_object_new (GST_TYPE_V4L2_DEVICE, "device-path", device_path,
-      "display-name", device_name, "caps", caps, "klass", klass, NULL);
+      "display-name", device_name, "caps", caps, "device-class", klass, NULL);
 
   gstdev->element = element;