diff -ru xfce4-wavelan-plugin-0.5.4.org/panel-plugin/wavelan.c xfce4-wavelan-plugin-0.5.4/panel-plugin/wavelan.c
--- xfce4-wavelan-plugin-0.5.4.org/panel-plugin/wavelan.c	2007-01-10 21:23:05.000000000 +0100
+++ xfce4-wavelan-plugin-0.5.4/panel-plugin/wavelan.c	2009-04-02 13:48:35.345335935 +0200
@@ -240,6 +240,18 @@
   return(TRUE);
 }
 
+guint 
+gtr_timeout_add_seconds(guint interval, 
+                        GSourceFunc function, 
+	                gpointer data)
+{
+	#if GLIB_CHECK_VERSION( 2,14,0 )
+		return g_timeout_add_seconds(interval, function, data);
+	#else
+		return g_timeout_add(interval*1000, function, data);
+	#endif
+}
+
 static void
 wavelan_reset(t_wavelan *wavelan)
 {
@@ -260,7 +272,7 @@
     if ((wavelan->device = wi_open(wavelan->interface)) != NULL) {
       /* register the update timer */
       TRACE ("Opened device");
-      wavelan->timer_id = g_timeout_add(250, wavelan_timer, wavelan);
+      wavelan->timer_id = gtr_timeout_add_seconds(1, wavelan_timer, wavelan);
     }
   }
 }