diff --git a/src/gui/components/cc_frm_scrollbar.cpp b/src/gui/components/cc_frm_scrollbar.cpp
index a73cca5ca..85e6ffb65 100644
--- a/src/gui/components/cc_frm_scrollbar.cpp
+++ b/src/gui/components/cc_frm_scrollbar.cpp
@@ -111,6 +111,7 @@ void CComponentsScrollBar::initTopNaviIcon()
 	//initialize icon object
 	if (sb_up_obj == NULL){
 		sb_up_obj = new CComponentsPicture(CC_CENTERED, fr_thickness, sb_up_icon, this);
+		sb_up_obj->SetTransparent(CFrameBuffer::TM_BLACK);
 		sb_up_obj->doPaintBg(false);
 	}
 	sb_up_obj->setWidth(width-2*fr_thickness);
@@ -121,6 +122,7 @@ void CComponentsScrollBar::initBottomNaviIcon()
 	//initialize icon object
 	if (sb_down_obj == NULL){
 		sb_down_obj = new CComponentsPicture(CC_CENTERED, CC_APPEND, sb_down_icon, this);
+		sb_down_obj->SetTransparent(CFrameBuffer::TM_BLACK);
 		sb_down_obj->doPaintBg(false);
 	}
 	sb_down_obj->setWidth(width-2*fr_thickness);