TITLE: GCN GRB OBSERVATION REPORT NUMBER: 4984 SUBJECT: Erratum of GCN 4983 for GRB 060418 IR follow-up DATE: 06/04/20 09:15:38 GMT FROM: Yuji Urata at RIKEN K. Y. Huang, W.H. Ip(NCU), Y. Urata (Saitama-U) on behalf of EAFON report: The report of GCN 4983 is for "GRB 060418". Below is correct one. GRB 060418 : IR afterglow observations " We have performed IR follow-up observations for GRB 060418 (Falcone et al. GCN 4966) with CFHT/WIRCam at 8 hours after the GRB. The afterglow was detected in JHKs bands clearly. The afterglow brightness estimated from 2MASS catalog is Ks = 16.8 +/-0.1 at 8.11 hours after the burst. During our observational period, the decay index is about 1 in Ks band. "