diff --git a/global/cmds.go b/global/cmds.go
index ea6541e..2ca568c 100644
--- a/global/cmds.go
+++ b/global/cmds.go
@@ -6,4 +6,5 @@ var CMDList = []string{
 	"free -m",
 	"history",
 	"last",
+	"删除图片",
 }
diff --git a/handle/replyText.go b/handle/replyText.go
index c5f24af..e018ecb 100644
--- a/handle/replyText.go
+++ b/handle/replyText.go
@@ -11,7 +11,7 @@ import (
 
 func replyText(msgContent MsgContent, timestamp, nonce string, w http.ResponseWriter) {
 	var replyContent string
-	if global.EnableCmdExec && utils.SliceContain(global.CMDList, msgContent.Content) {
+	if global.EnableCmdExec && utils.SliceContain(global.CMDList, msgContent.Content) && msgContent.FromUsername == "QiaoYang" {
 		//开启了命令执行功能，并且消息内容包含了命令
 		log.Println("收到命令消息")
 		var cmdString string
@@ -19,6 +19,9 @@ func replyText(msgContent MsgContent, timestamp, nonce string, w http.ResponseWr
 			cmdString = global.HistoryCmds[len(global.HistoryCmds)-1]
 		} else if msgContent.Content == "history" {
 			cmdString = utils.SlicePrint(global.HistoryCmds)
+		} else if msgContent.Content == "删除图片" {
+			log.Println("删除图片")
+			return
 		} else {
 			cmdString = msgContent.Content
 		}