Icecast2 - how to solve the encoding problem?

Question

ubuntu

Hello everyone, guys, tell me how to solve the problem with the encoding on Icecast2, I can’t overcome it, it gives out such

krakozyabry
In Ubuntu, the locale is: input output

LANG=en_US.UTF-8                                                                                                                               
LANGUAGE=                                                                                                                                      
LC_CTYPE="ru_RU.CP1251"                                                                                                                        
LC_NUMERIC="ru_RU.CP1251"                                                                                                                      
LC_TIME="ru_RU.CP1251"                                                                                                                         
LC_COLLATE="ru_RU.CP1251"                                                                                                                      
LC_MONETARY="ru_RU.CP1251"                                                                                                                     
LC_MESSAGES="ru_RU.CP1251"                                                                                                                     
LC_PAPER="ru_RU.CP1251"                                                                                                                        
LC_NAME="ru_RU.CP1251"                                                                                                                         
LC_ADDRESS="ru_RU.CP1251"                                                                                                                      
LC_TELEPHONE="ru_RU.CP1251"                                                                                                                    
LC_MEASUREMENT="ru_RU.CP1251"                                                                                                                  
LC_IDENTIFICATION="ru_RU.CP1251"                                                                                                               
LC_ALL=ru_RU.CP1251

Tell me how to solve this trouble? I will be very grateful! Thank you)