diff --git a/backUpIncremental.sh b/backUpIncremental.sh
index d2e8b67..c138713 100755
--- a/backUpIncremental.sh
+++ b/backUpIncremental.sh
@@ -36,15 +36,21 @@ cd $backUpPath
 #    mysqldump -u $MYSQL_USER -p$MYSQL_PASSWORD -h $MYSQL_HOST $MYSQL_DATABASE > "$BACKUP_DIR/full_backup.sql"
 #else
     echo "docker exec maria /usr/bin/mysqlbinlog -u"${userName}" -p"${password}" -h"${host}" --start-position="${LAST_POSITION}" --stop-position="${CURRENT_POSITION}" "$LAST_BINLOG" > "${backUpPath}"/"${dbName}"-"${currentTime}".sql"
-    docker exec maria /usr/bin/mysqlbinlog -u${userName} -p${password} -h${host} --start-position=${LAST_POSITION} --stop-position=${CURRENT_POSITION} /var/lib/mysql/$LAST_BINLOG > ${backUpPath}/${dbName}-${currentTime}.sql
+    docker exec maria /usr/bin/mysqlbinlog -u${userName} -p${password} -h${host} --start-position=${LAST_POSITION} --stop-position=${CURRENT_POSITION} /var/lib/mysql/$LAST_BINLOG > ${backUpPath}/${dbName}-incremental-${currentTime}.sql
 #fi
 # 更新上次备份的binlog文件名和位置
 echo "$CURRENT_BINLOG $CURRENT_POSITION" > "last_backup.txt"
 
-# 获取备份文件列表
-backup_files=($(find "$backUpPath" -name "$dbName-*.sql" -type f -printf "%f\n"))
+backup_files=()
+while IFS= read -r -d '' file; do
+    file_date=$(stat -c %Y "$file")
+    current_time=$(date +%s)
+    if (( (current_time - file_date) > 86400 )); then
+        backup_files+=("$file")
+    fi
+done < <(find "$BACKUP_DIR" -name "$DB_NAME-*.sql.gz" -type f -print0)
 
-# 打印备份文件列表
+# 遍历数组，打印每个文件名
 for file in "${backup_files[@]}"; do
     echo "$file"
-done
+  done