diff --git a/src/gui/widget/hintbox.cpp b/src/gui/widget/hintbox.cpp
index 3bbec4d24..27557b47d 100644
--- a/src/gui/widget/hintbox.cpp
+++ b/src/gui/widget/hintbox.cpp
@@ -198,8 +198,9 @@ void CHintBox::enableTimeOutBar(bool enable)
 			const string tn = cc_item_type.name + ":timeout_bar:";
 			timeout_pb_timer->setThreadName(tn);
 		}
-		if (timeout_pb_timer->OnTimer.empty())
-			timeout_pb_timer->OnTimer.connect(sigc::mem_fun0(this, &CHintBox::showTimeOutBar));
+		sl_tbar_on_timer.disconnect();
+		sl_tbar_on_timer = sigc::mem_fun0(this, &CHintBox::showTimeOutBar);
+		timeout_pb_timer->OnTimer.connect(sl_tbar_on_timer);
 		timeout_pb_timer->startTimer();
 	}
 }
diff --git a/src/gui/widget/hintbox.h b/src/gui/widget/hintbox.h
index 35758027b..5acd75559 100644
--- a/src/gui/widget/hintbox.h
+++ b/src/gui/widget/hintbox.h
@@ -62,6 +62,7 @@ class CHintBox : public CComponentsWindow
 		int h_hint_obj;
 		int w_indentation;
 		bool enable_txt_scroll;
+		sigc::slot0<void> sl_tbar_on_timer;
 
 		Font* hb_font;