Rock The Boat

to disturb a stable situation

Examples:

  • Please, don’t rock the boat. We have had successful sales with the current website. I don’t want to change it now.
  • Victor rocked the boat at the meeting when he announced his retirement.
  • Don't rock the boat — they don't like new ideas, especially ones that cost money.
  • A few board members were willing to rock the boat and push for a leadership change.

Synonyms: make waves, upset the apple cart, stir things up