diff --git a/src/gui.cpp b/src/gui.cpp
index 44ca71c..898093d 100644
--- a/src/gui.cpp
+++ b/src/gui.cpp
@@ -19,7 +19,7 @@ Gui::Gui(BaseObjectType *cobject, const Glib::RefPtr<Gtk::Builder> &builder)
 	SetPortTypeSeparation();
 	Refresh();
 
-	Glib::signal_idle().connect(sigc::mem_fun(*this, &Gui::on_idle));
+	Glib::signal_timeout().connect(sigc::mem_fun(*this, &Gui::on_timeout), 50);
 
 	Glib::RefPtr<Gtk::UIManager> uim = Glib::RefPtr<Gtk::UIManager>::cast_static(builder->get_object("uimanager1"));
 	uim->get_action("/menubar1/menuitem1/menu_quit")->signal_activate().connect(sigc::mem_fun(*this, &Gui::on_quit));
@@ -132,7 +132,7 @@ void Gui::Refresh()
 	}
 }
 
-bool Gui::on_idle()
+bool Gui::on_timeout()
 {
 	if (m_closing) return false;
 
@@ -141,8 +141,6 @@ bool Gui::on_idle()
 		queue_draw();
 	}
 
-	usleep(1000);
-
 	return true;
 }
 
diff --git a/src/gui.h b/src/gui.h
index f363f91..dde34b6 100644
--- a/src/gui.h
+++ b/src/gui.h
@@ -29,7 +29,7 @@ public:
 	void Refresh();
 
 protected:
-	bool on_idle();
+	bool on_timeout();
 	void on_notebook_switch_page(GtkNotebookPage * /* page */, guint /* page_num */);
 
 	void on_quit();