http://bugs.ganymede.ch/index.php?do=details&task_id=165

--- panel-plugin/linelight.c
+++ panel-plugin/linelight.c
@@ -21,8 +21,7 @@
 
 #include <libxfcegui4/libxfcegui4.h>
 
-#include <libxfce4panel/xfce-panel-plugin.h>
-#include <libxfce4panel/xfce-panel-convenience.h>
+#include <libxfce4panel/libxfce4panel.h>
 
 #include <thunar-vfs/thunar-vfs.h>
 
--- panel-plugin/main.c
+++ panel-plugin/main.c
@@ -32,9 +32,7 @@
 
 #include <libxfcegui4/libxfcegui4.h>
 
-#include <libxfce4panel/xfce-panel-window.h>
-#include <libxfce4panel/xfce-panel-plugin.h>
-#include <libxfce4panel/xfce-panel-convenience.h>
+#include <libxfce4panel/libxfce4panel.h>
 
 #include "linelight.h"
 #include "defines.h"