The cap for its current under-10s category will increase from £1 to £1.20, and will now be for all children under 11.
Zigzag fares will also rise, with an adult ticket moving from £8.40 to £8.80, a duo from £14 to £14.50, and a group ticket from £18 to £18.90.
Saver tickets for seven days up to an annual pass will also rise, with the cheapest annual pass rising from £780 to £840.
The fare caps on Trent Barton’s Mango app are also being raised.
A spokesperson for the bus firm, based in Langley Mill in Derbyshire, said: “These latest changes reflect the increasing inflation, costs for parts, materials, lubricants, and fuel facing operators worldwide.”