diff --git a/docs/design/technical-design-v2.6.md b/docs/design/technical-design-v2.6.md
index cf87d40..0ad1161 100644
--- a/docs/design/technical-design-v2.6.md
+++ b/docs/design/technical-design-v2.6.md
@@ -376,6 +376,7 @@ sanguo_moziplus_v2/                    # 项目根目录
 | `reviews` | 评审结果（含 confidence/rebuttal_status/debate_round） | 课题3 |
 | `experiences` | 经验沉淀（含 tags） | 课题6 |
 | `experience_tags` | 经验标签关联表 | 课题6 |
+| `checkpoints` | Checkpoint 人工确认（v2.8/M3） | M3 |
 
 ### 4.3 关键约束