diff --git a/photoboothled.c b/photoboothled.c
index 24ca052..15e9a7e 100644
--- a/photoboothled.c
+++ b/photoboothled.c
@@ -79,6 +79,7 @@ static void photo_booth_led_init (PhotoBoothLed *led)
 			tty.c_lflag |= ICANON;
 			tty.c_oflag &= ~OPOST;
 			tcsetattr(led->fd, TCSANOW, &tty);
+			tcsetattr(led->fd, TCSAFLUSH, &tty);
 			char tempbuf[32];
 			int n = read (led->fd, tempbuf, sizeof(tempbuf)-1);
 			GST_WARNING_OBJECT(led, "read %i bytes: '%s'", n, tempbuf);
diff --git a/photoboothled.h b/photoboothled.h
index 93df161..6c6b5fa 100644
--- a/photoboothled.h
+++ b/photoboothled.h
@@ -16,6 +16,7 @@
 #ifndef __PHOTO_BOOTH_LED_H__
 #define __PHOTO_BOOTH_LED_H__
 
+#include <glib-object.h>
 #include <glib.h>
 
 #define LED_BLACK       'b'
@@ -42,7 +43,7 @@ struct _PhotoBoothLed
 
 struct _PhotoBoothLedClass
 {
-	GtkApplicationClass parent_class;
+	GObjectClass parent_class;
 };
 
 GType           photo_booth_led_get_type        (void);