 Finally, in June 1915 it received two obsolete 15-pounder Mk I guns (without sights).In September 1915 it was designated CCLXXXVII (or 287th) Brigade, reorganised into A, B, C (H) and D (H) Btys.It moved from Weeton Camp in Lancashire to join 57th (2nd WL) Division at Canterbury where it took over BLC 15-pounders and BL 5-inch howitzers from the 1st Line.