R.Sultanate of Oman on 15140, instead of 15145 kHz, November 8

OMAN   Radio Sultanate of Oman on wrong 15140, instead of 15145 kHz November 8
1005&1400 on 15140 THU 100 kW / 315 deg to WeEu Arabic, instead of 15145, good
Something`s always wrong at R.Sultanate of Oman Thumrayt transmitting station!
https://www.youtube.com/watch?v=WntPi7Uv2qw&feature=youtu.be
https://www.youtube.com/watch?v=vm5Ytalg7fE&feature=youtu.be