diff --git a/source/blender/nodes/geometry/nodes/node_geo_delete_geometry.cc b/source/blender/nodes/geometry/nodes/node_geo_delete_geometry.cc
index 0e053a6d0e9..910adc467d6 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_delete_geometry.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_delete_geometry.cc
@@ -624,6 +624,7 @@ static void delete_mesh_selection(MeshComponent &component,
       break;
     default:
       BLI_assert_unreachable();
+      mesh_out = nullptr;
       break;
   }
   component.replace_mesh_but_keep_vertex_group_names(mesh_out);