diff --git a/springboot-database/src/main/java/com/tiesheng/database/config/DbBackupConfig.java b/springboot-database/src/main/java/com/tiesheng/database/config/DbBackupConfig.java
index dc9ebee..abfb3d1 100644
--- a/springboot-database/src/main/java/com/tiesheng/database/config/DbBackupConfig.java
+++ b/springboot-database/src/main/java/com/tiesheng/database/config/DbBackupConfig.java
@@ -54,7 +54,7 @@ public class DbBackupConfig {
 
             // 删除过期备份
             String forStr = RuntimeUtil.execForStr("find " + backupDir + " -mtime -" + days,
-                    " xargs rm -rf");
+                    " | ", "xargs rm -rf");
             LogFactory.get().info(forStr);
 
         } catch (Exception e) {