Needed go get the P4 on Monday, checked and shock horror found this......

HONOR OAK PARK, SE23L ROUTE P4 towards Lewisham is on diversion until 23:59 Sunday 31 December. Buses are diverted via Brockley Rise, missing stops 'Stondon Park / Honor Oak Park' (HC) and 'Maclean Road (HN)'. Buses towards Brixton are not affected.

Don't know how (they) TfL sneaked that under the radar