Revert "remove unneeded override"
Revert "remove unneeded override"

This reverts commit 12259c490d2a6840621cb6f8c795d56dc95d8956.

rapidpro/casepro,rapidpro/casepro,xkmato/casepro,praekelt/casepro,rapidpro/casepro,praekelt/casepro,xkmato/casepro,praekelt/casepro