Gujarat Chief Minister Vijay Rupani on Saturday said strong action needs to be taken against around 15 per cent "corrupt" employees in the state, "who are vitiating the atmosphere". "There are 10 to 15 per cent government employees who are corrupt. They vitiate the atmosphere in the state. So stern action needs be taken against them," he said. "Cracking down on such employees would set a good example andstrengthen the hands of the remaining 85 per cent employees, who are honest," he said.