Other variables could have been adjusted (pensions, contributions...). Independent studies showed that our retirement system is very much affordable for our government and will still be 50 years from now. Just today it's also been revealed that the government's plan overestimated its savings by 4B euros...
Are you just repeating a common cliche while not knowing much about the situation?
So yes, unilaterally deciding to raise the retirement age, which doesn't actually fix anything, without having a vote, without listening to the protests, is neither mild nor democratic.