diff --git a/suite-developer/MEMORY.md b/suite-developer/MEMORY.md
index 7f20d68..c0ae88e 100644
--- a/suite-developer/MEMORY.md
+++ b/suite-developer/MEMORY.md
@@ -48,6 +48,17 @@ steps:
 | `$params.xxx` | 引用套件输入参数 | `$params.input_path` |
 | `$steps.step_id.output_name` | 引用前一步骤输出 | `$steps.step1.result_path` |
 
+### 步骤依赖
+
+```yaml
+steps:
+  - id: step1
+    script_id: analyze
+  - id: step2
+    script_id: report
+    depends_on: [step1]  # step2 等 step1 完成后才执行
+```
+
 ### 常见错误
 
 | ❌ 错误 | ✅ 正确 |