1 files changed, 7 insertions, 0 deletions
diff --git a/source/blender/makesrna/intern/rna_brush.c b/source/blender/makesrna/intern/rna_brush.c
index 5f574cc0f8e..5c972ed1a35 100644
--- a/source/blender/makesrna/intern/rna_brush.c
+++ b/source/blender/makesrna/intern/rna_brush.c
@@ -1969,6 +1969,13 @@ static void rna_def_brush(BlenderRNA *brna)
                            "When locked keep using normal of surface where stroke was initiated");
   RNA_def_property_update(prop, 0, "rna_Brush_update");
 
+  prop = RNA_def_property(srna, "use_automasking_topology", PROP_BOOLEAN, PROP_NONE);
+  RNA_def_property_boolean_sdna(prop, NULL, "automasking_flags", BRUSH_AUTOMASKING_TOPOLOGY);
+  RNA_def_property_ui_text(prop,
+                           "Topology Automasking",
+                           "Affect only vertices connected to the active vertex under the brush");
+  RNA_def_property_update(prop, 0, "rna_Brush_update");
+
   prop = RNA_def_property(srna, "use_scene_spacing", PROP_ENUM, PROP_NONE);
   RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
   RNA_def_property_enum_items(prop, brush_spacing_unit_items);