diff --git a/README.md b/README.md
index f0304d0..609a632 100644
--- a/README.md
+++ b/README.md
@@ -8,6 +8,9 @@
 4.任务panic处理
 5.阻塞策略处理
 6.任务完成支持返回执行备注
+7.任务超时取消 (单位：秒，0为不限制)
+8.失败重试次数(在参数param中，目前由任务自行处理)
+9.日志查看（未完成）
 ```
 
 ## Example
diff --git a/executor.go b/executor.go
index 757561f..132164d 100644
--- a/executor.go
+++ b/executor.go
@@ -107,9 +107,13 @@ func (e *executor) runTask(writer http.ResponseWriter, request *http.Request) {
 		log.Println("任务[" + Int64ToStr(param.JobID) + "]没有注册:" + param.ExecutorHandler)
 		return
 	}
-
+	cxt := context.Background()
 	task := e.regList.Get(param.ExecutorHandler)
-	task.Ext, task.Cancel = context.WithCancel(context.Background())
+	if param.ExecutorTimeout > 0 {
+		task.Ext, task.Cancel = context.WithTimeout(cxt, time.Duration(param.ExecutorTimeout)*time.Second)
+	} else {
+		task.Ext, task.Cancel = context.WithCancel(cxt)
+	}
 	task.Id = param.JobID
 	task.Name = param.ExecutorHandler
 	task.Param = param