TITLE: GCN CIRCULAR NUMBER: 18863 SUBJECT: GRB 151225A: Correction to the trigger time of GCN 18724 DATE: 16/01/14 12:14:10 GMT FROM: Takanori Sakamoto at AGU T. Sakamoto, Y. Kawakubo (AGU) and the CALET collaboration: We would like to make the correction to the reported trigger time of the CALET Gamma-Ray Burst Monitor (CGBM) for GRB 151225A (Kawakubo et al., GCN Circ. 18724). The correct trigger time is 19:09:09.71 UT on 25 December 2015. We apologize for any confusion. We would like to thank Dmitry Svinkin for pointing this out.