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 dcc8072..0a92637 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
@@ -43,7 +43,7 @@ public class DbBackupConfig {
         try {
             String saveFile = StrUtil.format("{}{}/{}.sql.gz", getPath(), dbName, DateUtil.format(new Date(), format));
             FileUtil.mkParentDirs(saveFile);
-            String cmd = StrUtil.format("mysqldump -u {} --password='{}' {} | gzip > {}", username, password, dbName, saveFile);
+            String cmd = StrUtil.format("mysqldump -u {} --password='{}' --databases {} --compress | gzip -9 > {} ", username, password, dbName, saveFile);
             LogFactory.get().info("cmd: " + cmd);
             String forStr = RuntimeUtil.execForStr(cmd);
             LogFactory.get().info("dbBackup: " + forStr);