Frequency change (or wrong frequency) of Radio Sultanate of Oman

OMAN   Frequency change (or wrong frequency) of Radio Sultanate of Oman:
1400-1500 NF 15355 THU 100 kW / 315 deg to WeEu English, ex 15140 on Dec.17
1500-2200 NF 15355 THU 100 kW / 315 deg to WeEu Arabic,  ex 15140 on Dec.17

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73!
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*QTH*: Sofia, Bulgaria
*Equipment*: Sony ICF-2001D 30 m. long wire