diff --git a/src/modules/network_element/service/ne_version.go b/src/modules/network_element/service/ne_version.go
index 31aa4ad9..d8730bd0 100644
--- a/src/modules/network_element/service/ne_version.go
+++ b/src/modules/network_element/service/ne_version.go
@@ -265,6 +265,7 @@ func (r *NeVersion) operateCommand(action, neType string, neFilePaths []string)
 		omcStrArr = append(omcStrArr, fmt.Sprintf("sudo rm %s", strings.Join(neFilePaths, " ")))
 
 		// 2s后执行omc相关命令
+		cmdStrArr = append(cmdStrArr, fmt.Sprintf("sudo rm -f /tmp/omc_%s.out \n", action))
 		cmdStrArr = append(cmdStrArr, fmt.Sprintf("nohup sh -c \"sleep 2s && %s\" > /tmp/omc_%s.out 2>&1 & \n", strings.Join(omcStrArr, " && "), action))
 		cmdStrArr = append(cmdStrArr, fmt.Sprintf("echo '%s' \n", okFlagStr))
 		return okFlagStr, cmdStrArr, nil