diff --git a/backUpIncremental.sh b/backUpIncremental.sh
index 9112ccc..30d69a5 100755
--- a/backUpIncremental.sh
+++ b/backUpIncremental.sh
@@ -31,7 +31,7 @@ cd $backUpPath
 #if [ -z "$LAST_BINLOG" ]; then
 #    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${host} --start-position=0 --stop-position=${CURRENT_POSITION} --result-file="${backUpPath}/$dbName-${currentTime}.sql" ${LAST_BINLOG}'
+    echo "docker exec maria /usr/bin/mysqlbinlog -u${userName} -p${password} -h${host} --start-position=0 --stop-position=${CURRENT_POSITION} --result-file='${backUpPath}/$dbName-${currentTime}.sql' ${LAST_BINLOG}"
     docker exec maria /usr/bin/mysqlbinlog -u${userName} -p${password} -h${host} --start-position=0 --stop-position=${CURRENT_POSITION} --result-file="${backUpPath}/${dbName}-${currentTime}.sql" ${LAST_BINLOG}
 #fi
 # 更新上次备份的binlog文件名和位置