AFAB wrong depreciation run with written down value instead of strait line depreciation

hi

i have run wrong depreciation posting with WDV insted of SLM. actually there is some difference if i run depreciation IN WDV it comes around 12000. if run in SLD method. it will comes around 10000. how can i adjust this differnce and where can i do? please let me know the total process for this scenario.