diff --git a/backend/routes/task.go b/backend/routes/task.go
index 4dc42f6f..c84ea210 100644
--- a/backend/routes/task.go
+++ b/backend/routes/task.go
@@ -124,6 +124,13 @@ func PutTask(c *gin.Context) {
 func DeleteTask(c *gin.Context) {
 	id := c.Param("id")
 
+	// 删除日志文件
+	if err := services.RemoveLogByTaskId(id); err != nil {
+		HandleError(http.StatusInternalServerError, c, err)
+		return
+	}
+
+	// 删除task
 	if err := model.RemoveTask(id); err != nil {
 		HandleError(http.StatusInternalServerError, c, err)
 		return
diff --git a/backend/services/log.go b/backend/services/log.go
index a18672c9..95459f8f 100644
--- a/backend/services/log.go
+++ b/backend/services/log.go
@@ -105,6 +105,27 @@ func RemoveRemoteLog(task model.Task) error {
 	return nil
 }
 
+// 删除日志文件
+func RemoveLogByTaskId(id string) error {
+	t, err := model.GetTask(id)
+	if err != nil {
+		log.Error("get task error:" + err.Error())
+		return err
+	}
+	removeLog(t)
+
+	return nil
+}
+
+func removeLog(t model.Task) {
+	if err := RemoveLocalLog(t.LogPath); err != nil {
+		log.Error("remove local log error:" + err.Error())
+	}
+	if err := RemoveRemoteLog(t); err != nil {
+		log.Error("remove remote log error:" + err.Error())
+	}
+}
+
 // 删除日志文件
 func RemoveLogBySpiderId(id bson.ObjectId) error {
 	tasks, err := model.GetTaskList(bson.M{"spider_id": id}, 0, constants.Infinite, "-create_ts")
@@ -112,12 +133,7 @@ func RemoveLogBySpiderId(id bson.ObjectId) error {
 		log.Error("get tasks error:" + err.Error())
 	}
 	for _, task := range tasks {
-		if err := RemoveLocalLog(task.LogPath); err != nil {
-			log.Error("remove local log error:" + err.Error())
-		}
-		if err := RemoveRemoteLog(task); err != nil {
-			log.Error("remove remote log error:" + err.Error())
-		}
+		removeLog(task)
 	}
 	return nil
 }