diff --git a/src/slic3r/GUI/AmsMappingPopup.cpp b/src/slic3r/GUI/AmsMappingPopup.cpp
index 44cb1e113..8e0448e82 100644
--- a/src/slic3r/GUI/AmsMappingPopup.cpp
+++ b/src/slic3r/GUI/AmsMappingPopup.cpp
@@ -28,6 +28,10 @@ wxDEFINE_EVENT(EVT_SET_FINISH_MAPPING, wxCommandEvent);
  MaterialItem::MaterialItem(wxWindow *parent, wxColour mcolour, wxString mname) 
  : wxPanel(parent, wxID_ANY, wxDefaultPosition, wxDefaultSize)
  {
+    m_arraw_bitmap_gray =  ScalableBitmap(this, "drop_down", FromDIP(12));
+    m_arraw_bitmap_white =  ScalableBitmap(this, "topbar_dropdown", FromDIP(12));
+
+
     m_material_coloul = mcolour;
     m_material_name = mname;
     m_ams_coloul      = wxColour(0xEE,0xEE,0xEE);
@@ -189,6 +193,15 @@ void MaterialItem::doRender(wxDC &dc)
         dc.DrawRoundedRectangle(0, 0, MATERIAL_ITEM_SIZE.x, MATERIAL_ITEM_SIZE.y, 5);
     }
 #endif
+    //arrow
+
+    if ( (m_ams_coloul.Red() > 160 && m_ams_coloul.Green() > 160 && m_ams_coloul.Blue() > 160) &&
+        (m_ams_coloul.Red() < 180 && m_ams_coloul.Green() < 180 && m_ams_coloul.Blue() < 180)) {
+        dc.DrawBitmap(m_arraw_bitmap_white.bmp(), GetSize().x - m_arraw_bitmap_white.GetBmpSize().x - FromDIP(7),  GetSize().y - m_arraw_bitmap_white.GetBmpSize().y);
+    }
+    else {
+        dc.DrawBitmap(m_arraw_bitmap_gray.bmp(), GetSize().x - m_arraw_bitmap_gray.GetBmpSize().x - FromDIP(7),  GetSize().y - m_arraw_bitmap_gray.GetBmpSize().y);
+    }
 
     
 }
diff --git a/src/slic3r/GUI/AmsMappingPopup.hpp b/src/slic3r/GUI/AmsMappingPopup.hpp
index 617d10392..b1f9ae343 100644
--- a/src/slic3r/GUI/AmsMappingPopup.hpp
+++ b/src/slic3r/GUI/AmsMappingPopup.hpp
@@ -70,6 +70,9 @@ public:
     wxColour m_ams_coloul;
     wxString m_ams_name;
 
+    ScalableBitmap m_arraw_bitmap_gray;
+    ScalableBitmap m_arraw_bitmap_white;
+
     bool m_selected {false};
     bool m_warning{false};