 The borders of the park and the protection zones were revised on 17 June 1997 by regulation No 182/1997 of the government of the Slovak Republic.The revised area of the national park measured 72,842 ha, which is 8,253 ha less than the original area.The revised area of the protection zones was adjusted to 110,162 ha which is 13,828 ha less than the area set in 1978.