1 files changed, 2 insertions, 0 deletions
diff --git a/source/blender/editors/physics/dynamicpaint_ops.c b/source/blender/editors/physics/dynamicpaint_ops.c
index 63036e158bc..cb8fe262730 100644
--- a/source/blender/editors/physics/dynamicpaint_ops.c
+++ b/source/blender/editors/physics/dynamicpaint_ops.c
@@ -255,11 +255,13 @@ static int output_toggle_exec(bContext *C, wmOperator *op)
     else if (surface->type == MOD_DPAINT_SURFACE_T_WEIGHT) {
       if (!exists) {
         BKE_object_defgroup_add_name(ob, name);
+        DEG_relations_tag_update(CTX_data_main(C));
       }
       else {
         bDeformGroup *defgroup = defgroup_find_name(ob, name);
         if (defgroup) {
           BKE_object_defgroup_remove(ob, defgroup);
+          DEG_relations_tag_update(CTX_data_main(C));
         }
       }
     }