Boris Johnson's transport spokesperson Isabel Dedring said the mayor had "more than tripled the level of investment in cycling since he came in".
But she added: "Because the number of people we're seeing in the cycle network has more than doubled over the last few years, we do see very clearly we need to increase that level of investment going forward."
More top news
Philip Spence bludgeoned the three sisters from the United Arab Emirates in the four-star Cumberland Hotel - leaving them for dead.
A rare dog has been stolen by a man in Surrey who was pretending to want to buy it.
Two people are dead another person is in hospital after London and the South East was battered by the fallout from Hurricane Gonzalo.