diff --git a/src/libslic3r/PrintConfig.cpp b/src/libslic3r/PrintConfig.cpp
index 0c1c828f7..a25292298 100644
--- a/src/libslic3r/PrintConfig.cpp
+++ b/src/libslic3r/PrintConfig.cpp
@@ -1099,6 +1099,7 @@ void PrintConfigDef::init_fff_params()
 
     def = this->add("ironing_type", coEnum);
     def->label = L("Ironing Type");
+    def->category = L("Ironing");
     def->tooltip = L("Ironing Type");
     def->enum_keys_map = &ConfigOptionEnum<IroningType>::get_enum_values();
     def->enum_values.push_back("top");
@@ -1122,6 +1123,7 @@ void PrintConfigDef::init_fff_params()
 
     def = this->add("ironing_spacing", coFloat);
     def->label = L("Spacing between ironing passes");
+    def->category = L("Ironing");
     def->tooltip = L("Distance between ironing lines");
     def->sidetext = L("mm");
     def->min = 0;
diff --git a/src/slic3r/GUI/GUI_ObjectList.cpp b/src/slic3r/GUI/GUI_ObjectList.cpp
index d44db72b1..a47c8f671 100644
--- a/src/slic3r/GUI/GUI_ObjectList.cpp
+++ b/src/slic3r/GUI/GUI_ObjectList.cpp
@@ -94,6 +94,7 @@ ObjectList::ObjectList(wxWindow* parent) :
         // ptFFF
         CATEGORY_ICON[L("Layers and Perimeters")]    = create_scaled_bitmap("layers");
         CATEGORY_ICON[L("Infill")]                   = create_scaled_bitmap("infill");
+        CATEGORY_ICON[L("Ironing")]                  = create_scaled_bitmap("infill"); // FIXME when the ironing icon is available
         CATEGORY_ICON[L("Support material")]         = create_scaled_bitmap("support");
         CATEGORY_ICON[L("Speed")]                    = create_scaled_bitmap("time");
         CATEGORY_ICON[L("Extruders")]                = create_scaled_bitmap("funnel");
@@ -644,6 +645,7 @@ void ObjectList::msw_rescale_icons()
         // ptFFF
         CATEGORY_ICON[L("Layers and Perimeters")]    = create_scaled_bitmap("layers");
         CATEGORY_ICON[L("Infill")]                   = create_scaled_bitmap("infill");
+        CATEGORY_ICON[L("Ironing")]                  = create_scaled_bitmap("infill"); // FIXME when the ironing icon is available
         CATEGORY_ICON[L("Support material")]         = create_scaled_bitmap("support");
         CATEGORY_ICON[L("Speed")]                    = create_scaled_bitmap("time");
         CATEGORY_ICON[L("Extruders")]                = create_scaled_bitmap("funnel");